6627890020938 has 32 divisors (see below), whose sum is σ = 13347897768000. Its totient is φ = 2193950726016.

The previous prime is 6627890020937. The next prime is 6627890020951. The reversal of 6627890020938 is 8390200987266.

It is a super-2 number, since 2×6627890020938² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6627890020937) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2919598 + ... + 4666886.

It is an arithmetic number, because the mean of its divisors is an integer number (417121805250).

Almost surely, 2^{6627890020938} is an apocalyptic number.

6627890020938 is an abundant number, since it is smaller than the sum of its proper divisors (6720007747062).

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

6627890020938 is a wasteful number, since it uses less digits than its factorization.

6627890020938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1751686.

The product of its (nonzero) digits is 15676416, while the sum is 60.

The spelling of 6627890020938 in words is "six trillion, six hundred twenty-seven billion, eight hundred ninety million, twenty thousand, nine hundred thirty-eight".