71823765036424 has 16 divisors (see below), whose sum is σ = 140524757680320. Its totient is φ = 34350496321680.

The previous prime is 71823765036421. The next prime is 71823765036487. The reversal of 71823765036424 is 42463056732817.

71823765036424 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (71823765036421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 195173274372 + ... + 195173274739.

It is an arithmetic number, because the mean of its divisors is an integer number (8782797355020).

Almost surely, 2^{71823765036424} is an apocalyptic number.

It is an amenable number.

71823765036424 is a deficient number, since it is larger than the sum of its proper divisors (68700992643896).

71823765036424 is a wasteful number, since it uses less digits than its factorization.

71823765036424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390346549140 (or 390346549136 counting only the distinct ones).

The product of its (nonzero) digits is 40642560, while the sum is 58.

The spelling of 71823765036424 in words is "seventy-one trillion, eight hundred twenty-three billion, seven hundred sixty-five million, thirty-six thousand, four hundred twenty-four".