625602612641155 has 4 divisors (see below), whose sum is σ = 750723135169392. Its totient is φ = 500482090112920.

The previous prime is 625602612641087. The next prime is 625602612641189. The reversal of 625602612641155 is 551146216206526.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 625602612641155 - 2¹¹ = 625602612639107 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62560261264111 + ... + 62560261264120.

It is an arithmetic number, because the mean of its divisors is an integer number (187680783792348).

Almost surely, 2^{625602612641155} is an apocalyptic number.

625602612641155 is a deficient number, since it is larger than the sum of its proper divisors (125120522528237).

625602612641155 is a wasteful number, since it uses less digits than its factorization.

625602612641155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125120522528236.

The product of its (nonzero) digits is 5184000, while the sum is 52.

The spelling of 625602612641155 in words is "six hundred twenty-five trillion, six hundred two billion, six hundred twelve million, six hundred forty-one thousand, one hundred fifty-five".