2651365500 has 144 divisors (see below), whose sum is σ = 8981560224. Its totient is φ = 606009600.

The previous prime is 2651365481. The next prime is 2651365511. The reversal of 2651365500 is 55631562.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 55464 + ... + 91536.

It is an arithmetic number, because the mean of its divisors is an integer number (62371946).

Almost surely, 2^2651365500 is an apocalyptic number.

2651365500 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 2651365500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4490780112).

2651365500 is an abundant number, since it is smaller than the sum of its proper divisors (6330194724).

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

2651365500 is a wasteful number, since it uses less digits than its factorization.

2651365500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36109 (or 36090 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 33.

The square root of 2651365500 is about 51491.4119052877. The cubic root of 2651365500 is about 1384.0651504352.

The spelling of 2651365500 in words is "two billion, six hundred fifty-one million, three hundred sixty-five thousand, five hundred".