52251533622645 has 16 divisors (see below), whose sum is σ = 95545661481600. Its totient is φ = 23886415370304.

The previous prime is 52251533622523. The next prime is 52251533622707. The reversal of 52251533622645 is 54622633515225.

It is not a de Polignac number, because 52251533622645 - 2⁷ = 52251533622517 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 248816826670 + ... + 248816826879.

It is an arithmetic number, because the mean of its divisors is an integer number (5971603842600).

Almost surely, 2^{52251533622645} is an apocalyptic number.

It is an amenable number.

52251533622645 is a deficient number, since it is larger than the sum of its proper divisors (43294127858955).

52251533622645 is a wasteful number, since it uses less digits than its factorization.

52251533622645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497633653564.

The product of its digits is 12960000, while the sum is 51.

The spelling of 52251533622645 in words is "fifty-two trillion, two hundred fifty-one billion, five hundred thirty-three million, six hundred twenty-two thousand, six hundred forty-five".