110639590640 has 40 divisors (see below), whose sum is σ = 257256891648. Its totient is φ = 44252422400.

The previous prime is 110639590639. The next prime is 110639590651. The reversal of 110639590640 is 46095936011.

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

It is a super-2 number, since 2×110639590640² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 110639590591 and 110639590600.

It is a congruent number.

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, 1162289 + ... + 1253871.

Almost surely, 2^110639590640 is an apocalyptic number.

110639590640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110639590640 is an abundant number, since it is smaller than the sum of its proper divisors (146617301008).

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

110639590640 is a wasteful number, since it uses less digits than its factorization.

110639590640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106697 (or 106691 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 44.

The spelling of 110639590640 in words is "one hundred ten billion, six hundred thirty-nine million, five hundred ninety thousand, six hundred forty".