75734390972 has 6 divisors (see below), whose sum is σ = 132535184208. Its totient is φ = 37867195484.

The previous prime is 75734390951. The next prime is 75734390999. The reversal of 75734390972 is 27909343757.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9466798868 + ... + 9466798875.

It is an arithmetic number, because the mean of its divisors is an integer number (22089197368).

Almost surely, 2^75734390972 is an apocalyptic number.

It is an amenable number.

75734390972 is a deficient number, since it is larger than the sum of its proper divisors (56800793236).

75734390972 is a wasteful number, since it uses less digits than its factorization.

75734390972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18933597747 (or 18933597745 counting only the distinct ones).

The product of its (nonzero) digits is 10001880, while the sum is 56.

The spelling of 75734390972 in words is "seventy-five billion, seven hundred thirty-four million, three hundred ninety thousand, nine hundred seventy-two".