724631393652 has 48 divisors (see below), whose sum is σ = 1723178849280. Its totient is φ = 236936877408.

The previous prime is 724631393639. The next prime is 724631393693. The reversal of 724631393652 is 256393136427.

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 724631393595 and 724631393604.

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, 777478 + ... + 1433085.

It is an arithmetic number, because the mean of its divisors is an integer number (35899559360).

Almost surely, 2^724631393652 is an apocalyptic number.

It is an amenable number.

724631393652 is an abundant number, since it is smaller than the sum of its proper divisors (998547455628).

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

724631393652 is a wasteful number, since it uses less digits than its factorization.

724631393652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2211092 (or 2211090 counting only the distinct ones).

The product of its digits is 4898880, while the sum is 51.

The spelling of 724631393652 in words is "seven hundred twenty-four billion, six hundred thirty-one million, three hundred ninety-three thousand, six hundred fifty-two".