723036546836 has 24 divisors (see below), whose sum is σ = 1274638294440. Its totient is φ = 358854543872.

The previous prime is 723036546779. The next prime is 723036546853. The reversal of 723036546836 is 638645630327.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 257448671236 + 465587875600 = 507394^2 + 682340^2 .

It is a super-2 number, since 2×723036546836² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9777296 + ... + 9850968.

It is an arithmetic number, because the mean of its divisors is an integer number (53109928935).

Almost surely, 2^723036546836 is an apocalyptic number.

It is an amenable number.

723036546836 is a deficient number, since it is larger than the sum of its proper divisors (551601747604).

723036546836 is a wasteful number, since it uses less digits than its factorization.

723036546836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91723 (or 91721 counting only the distinct ones).

The product of its (nonzero) digits is 13063680, while the sum is 53.

The spelling of 723036546836 in words is "seven hundred twenty-three billion, thirty-six million, five hundred forty-six thousand, eight hundred thirty-six".