726412636084 has 6 divisors (see below), whose sum is σ = 1271222113154. Its totient is φ = 363206318040.

The previous prime is 726412636063. The next prime is 726412636121. The reversal of 726412636084 is 480636214627.

It can be written as a sum of positive squares in only one way, i.e., 707869822500 + 18542813584 = 841350^2 + 136172^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90801579507 + ... + 90801579514.

Almost surely, 2^726412636084 is an apocalyptic number.

It is an amenable number.

726412636084 is a deficient number, since it is larger than the sum of its proper divisors (544809477070).

726412636084 is a wasteful number, since it uses less digits than its factorization.

726412636084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181603159025 (or 181603159023 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 49.

The spelling of 726412636084 in words is "seven hundred twenty-six billion, four hundred twelve million, six hundred thirty-six thousand, eighty-four".