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BaseRepresentation
bin1001011101011011…
…1011011001010000
320112222021100212010
42113112323121100
520200034320224
61055551302520
7116633201160
oct22726733120
96488240763
102539370064
111093454350
125aa51aa40
1331613534a
141a137c5a0
15ece05e29
hex975bb650

2539370064 has 160 divisors (see below), whose sum is σ = 8609448960. Its totient is φ = 624844800.

The previous prime is 2539369961. The next prime is 2539370069. The reversal of 2539370064 is 4600739352.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2539370069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52144 + ... + 88304.

It is an arithmetic number, because the mean of its divisors is an integer number (53809056).

Almost surely, 22539370064 is an apocalyptic number.

2539370064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2539370064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4304724480).

2539370064 is an abundant number, since it is smaller than the sum of its proper divisors (6070078896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2539370064 is a wasteful number, since it uses less digits than its factorization.

2539370064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36209 (or 36203 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 39.

The square root of 2539370064 is about 50392.1627239792. The cubic root of 2539370064 is about 1364.2961864287.

The spelling of 2539370064 in words is "two billion, five hundred thirty-nine million, three hundred seventy thousand, sixty-four".