75224546531625 has 128 divisors (see below), whose sum is σ = 129920988966912. Its totient is φ = 38625202560000.

The previous prime is 75224546531573. The next prime is 75224546531633. The reversal of 75224546531625 is 52613564542257.

It is not a de Polignac number, because 75224546531625 - 2¹⁹ = 75224546007337 is a prime.

It is a super-2 number, since 2×75224546531625² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 8152650262 + ... + 8152659488.

It is an arithmetic number, because the mean of its divisors is an integer number (1015007726304).

Almost surely, 2^{75224546531625} is an apocalyptic number.

75224546531625 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

75224546531625 is a deficient number, since it is larger than the sum of its proper divisors (54696442435287).

75224546531625 is a wasteful number, since it uses less digits than its factorization.

75224546531625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16480 (or 16470 counting only the distinct ones).

The product of its digits is 60480000, while the sum is 57.

The spelling of 75224546531625 in words is "seventy-five trillion, two hundred twenty-four billion, five hundred forty-six million, five hundred thirty-one thousand, six hundred twenty-five".