75632481388 has 48 divisors (see below), whose sum is σ = 144770605056. Its totient is φ = 34469043840.

The previous prime is 75632481343. The next prime is 75632481409. The reversal of 75632481388 is 88318423657.

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, 70956 + ... + 395347.

It is an arithmetic number, because the mean of its divisors is an integer number (3016054272).

Almost surely, 2^75632481388 is an apocalyptic number.

It is an amenable number.

75632481388 is a deficient number, since it is larger than the sum of its proper divisors (69138123668).

75632481388 is a wasteful number, since it uses less digits than its factorization.

75632481388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466414 (or 466412 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 55.

The spelling of 75632481388 in words is "seventy-five billion, six hundred thirty-two million, four hundred eighty-one thousand, three hundred eighty-eight".