75538138851004 has 24 divisors (see below), whose sum is σ = 144482815870848. Its totient is φ = 34400670443520.

The previous prime is 75538138850983. The next prime is 75538138851017. The reversal of 75538138851004 is 40015883183557.

It is a self number, because there is not a number n which added to its sum of digits gives 75538138851004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17917013749 + ... + 17917017964.

It is an arithmetic number, because the mean of its divisors is an integer number (6020117327952).

Almost surely, 2^{75538138851004} is an apocalyptic number.

It is an amenable number.

75538138851004 is a deficient number, since it is larger than the sum of its proper divisors (68944677019844).

75538138851004 is a wasteful number, since it uses less digits than its factorization.

75538138851004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35834031765 (or 35834031763 counting only the distinct ones).

The product of its (nonzero) digits is 16128000, while the sum is 58.

The spelling of 75538138851004 in words is "seventy-five trillion, five hundred thirty-eight billion, one hundred thirty-eight million, eight hundred fifty-one thousand, four".