624525252997 has 2 divisors, whose sum is σ = 624525252998. Its totient is φ = 624525252996.

The previous prime is 624525252973. The next prime is 624525253003. The reversal of 624525252997 is 799252525426.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 525568451521 + 98956801476 = 724961^2 + 314574^2 .

It is a cyclic number.

It is not a de Polignac number, because 624525252997 - 2¹⁵ = 624525220229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (624525252917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 312262626498 + 312262626499.

It is an arithmetic number, because the mean of its divisors is an integer number (312262626499).

Almost surely, 2^624525252997 is an apocalyptic number.

It is an amenable number.

624525252997 is a deficient number, since it is larger than the sum of its proper divisors (1).

624525252997 is an equidigital number, since it uses as much as digits as its factorization.

624525252997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216000, while the sum is 58.

The spelling of 624525252997 in words is "six hundred twenty-four billion, five hundred twenty-five million, two hundred fifty-two thousand, nine hundred ninety-seven".