2654812500 has 84 divisors (see below), whose sum is σ = 7743650880. Its totient is φ = 707900000.

The previous prime is 2654812499. The next prime is 2654812507. The reversal of 2654812500 is 52184562.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2654812507) 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 27 ways as a sum of consecutive naturals, for example, 180421 + ... + 194579.

It is an arithmetic number, because the mean of its divisors is an integer number (92186320).

Almost surely, 2^2654812500 is an apocalyptic number.

2654812500 is a gapful number since it is divisible by the number (20) 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 2654812500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3871825440).

2654812500 is an abundant number, since it is smaller than the sum of its proper divisors (5088838380).

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

2654812500 is an equidigital number, since it uses as much as digits as its factorization.

2654812500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14196 (or 14169 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 33.

The square root of 2654812500 is about 51524.8726344860. The cubic root of 2654812500 is about 1384.6646913828.

The spelling of 2654812500 in words is "two billion, six hundred fifty-four million, eight hundred twelve thousand, five hundred".