71475043650 has 24 divisors (see below), whose sum is σ = 177258108624. Its totient is φ = 19060011600.

The previous prime is 71475043643. The next prime is 71475043687. The reversal of 71475043650 is 5634057417.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 238249996 + ... + 238250295.

It is an arithmetic number, because the mean of its divisors is an integer number (7385754526).

Almost surely, 2^71475043650 is an apocalyptic number.

71475043650 is an abundant number, since it is smaller than the sum of its proper divisors (105783064974).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

71475043650 is a wasteful number, since it uses less digits than its factorization.

71475043650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476500306 (or 476500301 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 42.

The spelling of 71475043650 in words is "seventy-one billion, four hundred seventy-five million, forty-three thousand, six hundred fifty".