10651256402550 has 96 divisors (see below), whose sum is σ = 27189560328192. Its totient is φ = 2758013153280.

The previous prime is 10651256402543. The next prime is 10651256402701. The reversal of 10651256402550 is 5520465215601.

It is a super-2 number, since 2×10651256402550² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5052747 + ... + 6843446.

It is an arithmetic number, because the mean of its divisors is an integer number (283224586752).

Almost surely, 2^{10651256402550} is an apocalyptic number.

10651256402550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10651256402550 is an abundant number, since it is smaller than the sum of its proper divisors (16538303925642).

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

10651256402550 is a wasteful number, since it uses less digits than its factorization.

10651256402550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11896382 (or 11896377 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 42.

The spelling of 10651256402550 in words is "ten trillion, six hundred fifty-one billion, two hundred fifty-six million, four hundred two thousand, five hundred fifty".