75457460668 has 6 divisors (see below), whose sum is σ = 132050556176. Its totient is φ = 37728730332.

The previous prime is 75457460653. The next prime is 75457460717. The reversal of 75457460668 is 86606475457.

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, 9432182580 + ... + 9432182587.

Almost surely, 2^75457460668 is an apocalyptic number.

It is an amenable number.

75457460668 is a deficient number, since it is larger than the sum of its proper divisors (56593095508).

75457460668 is a wasteful number, since it uses less digits than its factorization.

75457460668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18864365171 (or 18864365169 counting only the distinct ones).

The product of its (nonzero) digits is 33868800, while the sum is 58.

The spelling of 75457460668 in words is "seventy-five billion, four hundred fifty-seven million, four hundred sixty thousand, six hundred sixty-eight".