625542254522316 has 36 divisors (see below), whose sum is σ = 1581243331871112. Its totient is φ = 208512565478784.

The previous prime is 625542254522293. The next prime is 625542254522363. The reversal of 625542254522316 is 613225452245526.

625542254522316 is a `hidden beast` number, since 6 + 2 + 5 + 5 + 42 + 2 + 545 + 22 + 31 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×625542254522316² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58292125 + ... + 68183988.

Almost surely, 2^{625542254522316} is an apocalyptic number.

It is an amenable number.

625542254522316 is an abundant number, since it is smaller than the sum of its proper divisors (955701077348796).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

625542254522316 is a wasteful number, since it uses less digits than its factorization.

625542254522316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126613510 (or 126613505 counting only the distinct ones).

The product of its digits is 34560000, while the sum is 54.

The spelling of 625542254522316 in words is "six hundred twenty-five trillion, five hundred forty-two billion, two hundred fifty-four million, five hundred twenty-two thousand, three hundred sixteen".