71537692270 has 32 divisors (see below), whose sum is σ = 140485091040. Its totient is φ = 26011655040.

The previous prime is 71537692253. The next prime is 71537692307. The reversal of 71537692270 is 7229673517.

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, 2512876 + ... + 2541184.

It is an arithmetic number, because the mean of its divisors is an integer number (4390159095).

Almost surely, 2^71537692270 is an apocalyptic number.

71537692270 is a deficient number, since it is larger than the sum of its proper divisors (68947398770).

71537692270 is a wasteful number, since it uses less digits than its factorization.

71537692270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51300.

The product of its (nonzero) digits is 1111320, while the sum is 49.

The spelling of 71537692270 in words is "seventy-one billion, five hundred thirty-seven million, six hundred ninety-two thousand, two hundred seventy".