75234032157213 has 24 divisors (see below), whose sum is σ = 108691873804800. Its totient is φ = 50146563658464.

The previous prime is 75234032157211. The next prime is 75234032157337. The reversal of 75234032157213 is 31275123043257.

75234032157213 is a `hidden beast` number, since 7 + 5 + 2 + 3 + 40 + 3 + 21 + 572 + 13 = 666.

It is not a de Polignac number, because 75234032157213 - 2¹ = 75234032157211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75234032157211) 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 23 ways as a sum of consecutive naturals, for example, 1275188431 + ... + 1275247427.

It is an arithmetic number, because the mean of its divisors is an integer number (4528828075200).

Almost surely, 2^{75234032157213} is an apocalyptic number.

It is an amenable number.

75234032157213 is a deficient number, since it is larger than the sum of its proper divisors (33457841647587).

75234032157213 is a wasteful number, since it uses less digits than its factorization.

75234032157213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83321 (or 83318 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 45.

The spelling of 75234032157213 in words is "seventy-five trillion, two hundred thirty-four billion, thirty-two million, one hundred fifty-seven thousand, two hundred thirteen".