75551101564 has 6 divisors (see below), whose sum is σ = 132214427744. Its totient is φ = 37775550780.

The previous prime is 75551101559. The next prime is 75551101603. The reversal of 75551101564 is 46510115557.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9443887692 + ... + 9443887699.

Almost surely, 2^75551101564 is an apocalyptic number.

It is an amenable number.

75551101564 is a deficient number, since it is larger than the sum of its proper divisors (56663326180).

75551101564 is a wasteful number, since it uses less digits than its factorization.

75551101564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18887775395 (or 18887775393 counting only the distinct ones).

The product of its (nonzero) digits is 105000, while the sum is 40.

The spelling of 75551101564 in words is "seventy-five billion, five hundred fifty-one million, one hundred one thousand, five hundred sixty-four".