27026926545640 has 64 divisors (see below), whose sum is σ = 71114039314560. Its totient is φ = 9050877722880.

The previous prime is 27026926545637. The next prime is 27026926545691. The reversal of 27026926545640 is 4654562962072.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1122368631 + ... + 1122392710.

It is an arithmetic number, because the mean of its divisors is an integer number (1111156864290).

Almost surely, 2^{27026926545640} is an apocalyptic number.

27026926545640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27026926545640 is an abundant number, since it is smaller than the sum of its proper divisors (44087112768920).

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

27026926545640 is a wasteful number, since it uses less digits than its factorization.

27026926545640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2244761402 (or 2244761398 counting only the distinct ones).

The product of its (nonzero) digits is 43545600, while the sum is 58.

The spelling of 27026926545640 in words is "twenty-seven trillion, twenty-six billion, nine hundred twenty-six million, five hundred forty-five thousand, six hundred forty".