47643772575 has 24 divisors (see below), whose sum is σ = 90024043648. Its totient is φ = 21780010080.

The previous prime is 47643772549. The next prime is 47643772607. The reversal of 47643772575 is 57527734674.

It is not a de Polignac number, because 47643772575 - 2¹² = 47643768479 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45374497 + ... + 45375546.

Almost surely, 2^47643772575 is an apocalyptic number.

47643772575 is a deficient number, since it is larger than the sum of its proper divisors (42380271073).

47643772575 is a wasteful number, since it uses less digits than its factorization.

47643772575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90750063 (or 90750058 counting only the distinct ones).

The product of its digits is 34574400, while the sum is 57.

The spelling of 47643772575 in words is "forty-seven billion, six hundred forty-three million, seven hundred seventy-two thousand, five hundred seventy-five".