71932247506 has 64 divisors (see below), whose sum is σ = 130812143616. Its totient is φ = 29001772800.

The previous prime is 71932247479. The next prime is 71932247531. The reversal of 71932247506 is 60574223917.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4759021 + ... + 4774111.

It is an arithmetic number, because the mean of its divisors is an integer number (2043939744).

Almost surely, 2^71932247506 is an apocalyptic number.

71932247506 is a deficient number, since it is larger than the sum of its proper divisors (58879896110).

71932247506 is a wasteful number, since it uses less digits than its factorization.

71932247506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15367.

The product of its (nonzero) digits is 635040, while the sum is 46.

The spelling of 71932247506 in words is "seventy-one billion, nine hundred thirty-two million, two hundred forty-seven thousand, five hundred six".