2651656437260 has 24 divisors (see below), whose sum is σ = 5659765053936. Its totient is φ = 1043274663360.

The previous prime is 2651656437211. The next prime is 2651656437271. The reversal of 2651656437260 is 627346561562.

It is a super-2 number, since 2×2651656437260² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1086743222 + ... + 1086745661.

It is an arithmetic number, because the mean of its divisors is an integer number (235823543914).

Almost surely, 2^{2651656437260} is an apocalyptic number.

2651656437260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2651656437260 is an abundant number, since it is smaller than the sum of its proper divisors (3008108616676).

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

2651656437260 is a wasteful number, since it uses less digits than its factorization.

2651656437260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2173488953 (or 2173488951 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 53.

The spelling of 2651656437260 in words is "two trillion, six hundred fifty-one billion, six hundred fifty-six million, four hundred thirty-seven thousand, two hundred sixty".