7901251627 has 2 divisors, whose sum is σ = 7901251628. Its totient is φ = 7901251626.

The previous prime is 7901251559. The next prime is 7901251651. The reversal of 7901251627 is 7261521097.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7901251627 - 2⁷ = 7901251499 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7901251627.

It is not a weakly prime, because it can be changed into another prime (7901251027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3950625813 + 3950625814.

It is an arithmetic number, because the mean of its divisors is an integer number (3950625814).

Almost surely, 2^7901251627 is an apocalyptic number.

7901251627 is a deficient number, since it is larger than the sum of its proper divisors (1).

7901251627 is an equidigital number, since it uses as much as digits as its factorization.

7901251627 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52920, while the sum is 40.

The square root of 7901251627 is about 88888.9848462677. The cubic root of 7901251627 is about 1991.7368763269.

The spelling of 7901251627 in words is "seven billion, nine hundred one million, two hundred fifty-one thousand, six hundred twenty-seven".