1533373872625 has 64 divisors (see below), whose sum is σ = 2264237015040. Its totient is φ = 1014394752000.

The previous prime is 1533373872623. The next prime is 1533373872637. The reversal of 1533373872625 is 5262783733351.

It is a happy number.

It is not a de Polignac number, because 1533373872625 - 2¹ = 1533373872623 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1533373872623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 32888080 + ... + 32934670.

It is an arithmetic number, because the mean of its divisors is an integer number (35378703360).

Almost surely, 2^{1533373872625} is an apocalyptic number.

It is an amenable number.

1533373872625 is a deficient number, since it is larger than the sum of its proper divisors (730863142415).

1533373872625 is a wasteful number, since it uses less digits than its factorization.

1533373872625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47939 (or 47929 counting only the distinct ones).

The product of its digits is 19051200, while the sum is 55.

The spelling of 1533373872625 in words is "one trillion, five hundred thirty-three billion, three hundred seventy-three million, eight hundred seventy-two thousand, six hundred twenty-five".