71022449376 has 96 divisors (see below), whose sum is σ = 208389646080. Its totient is φ = 23532340608.

The previous prime is 71022449341. The next prime is 71022449387. The reversal of 71022449376 is 67394422017.

71022449376 is a `hidden beast` number, since 7 + 10 + 224 + 49 + 376 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101826 + ... + 390401.

It is an arithmetic number, because the mean of its divisors is an integer number (2170725480).

Almost surely, 2^71022449376 is an apocalyptic number.

It is an amenable number.

71022449376 is an abundant number, since it is smaller than the sum of its proper divisors (137367196704).

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

71022449376 is a wasteful number, since it uses less digits than its factorization.

71022449376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492413 (or 492399 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 45.

The spelling of 71022449376 in words is "seventy-one billion, twenty-two million, four hundred forty-nine thousand, three hundred seventy-six".