6620627051 has 2 divisors, whose sum is σ = 6620627052. Its totient is φ = 6620627050.

The previous prime is 6620627047. The next prime is 6620627059. The reversal of 6620627051 is 1507260266.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6620627051 - 2² = 6620627047 is a prime.

It is not a weakly prime, because it can be changed into another prime (6620627059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3310313525 + 3310313526.

It is an arithmetic number, because the mean of its divisors is an integer number (3310313526).

Almost surely, 2^6620627051 is an apocalyptic number.

6620627051 is a deficient number, since it is larger than the sum of its proper divisors (1).

6620627051 is an equidigital number, since it uses as much as digits as its factorization.

6620627051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 6620627051 is about 81367.2357340472. The cubic root of 6620627051 is about 1877.7295522939.

The spelling of 6620627051 in words is "six billion, six hundred twenty million, six hundred twenty-seven thousand, fifty-one".