10108772462640 has 40 divisors (see below), whose sum is σ = 31337194634928. Its totient is φ = 2695672656640.

The previous prime is 10108772462557. The next prime is 10108772462699. The reversal of 10108772462640 is 4626427780101.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 10108772462640.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 21059942391 + ... + 21059942870.

Almost surely, 2^{10108772462640} is an apocalyptic number.

10108772462640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10108772462640 is an abundant number, since it is smaller than the sum of its proper divisors (21228422172288).

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

10108772462640 is a wasteful number, since it uses less digits than its factorization.

10108772462640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42119885277 (or 42119885271 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 48.

The spelling of 10108772462640 in words is "ten trillion, one hundred eight billion, seven hundred seventy-two million, four hundred sixty-two thousand, six hundred forty".