6627890020937 has 2 divisors, whose sum is σ = 6627890020938. Its totient is φ = 6627890020936.

The previous prime is 6627890020819. The next prime is 6627890020951. The reversal of 6627890020937 is 7390200987266.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4468133529616 + 2159756491321 = 2113796^2 + 1469611^2 .

It is a cyclic number.

It is not a de Polignac number, because 6627890020937 - 2³⁸ = 6353012113993 is a prime.

It is a super-2 number, since 2×6627890020937² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6627890020957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3313945010468 + 3313945010469.

It is an arithmetic number, because the mean of its divisors is an integer number (3313945010469).

Almost surely, 2^{6627890020937} is an apocalyptic number.

It is an amenable number.

6627890020937 is a deficient number, since it is larger than the sum of its proper divisors (1).

6627890020937 is an equidigital number, since it uses as much as digits as its factorization.

6627890020937 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13716864, while the sum is 59.

The spelling of 6627890020937 in words is "six trillion, six hundred twenty-seven billion, eight hundred ninety million, twenty thousand, nine hundred thirty-seven".