726714677934 has 64 divisors (see below), whose sum is σ = 1862873510400. Its totient is φ = 205692260544.

The previous prime is 726714677903. The next prime is 726714677939. The reversal of 726714677934 is 439776417627.

726714677934 is a `hidden beast` number, since 7 + 2 + 6 + 71 + 467 + 79 + 34 = 666.

It is a super-2 number, since 2×726714677934² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726714677939) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8943319 + ... + 9024210.

It is an arithmetic number, because the mean of its divisors is an integer number (29107398600).

Almost surely, 2^726714677934 is an apocalyptic number.

726714677934 is an abundant number, since it is smaller than the sum of its proper divisors (1136158832466).

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

726714677934 is a wasteful number, since it uses less digits than its factorization.

726714677934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17967654 (or 17967648 counting only the distinct ones).

The product of its digits is 74680704, while the sum is 63.

The spelling of 726714677934 in words is "seven hundred twenty-six billion, seven hundred fourteen million, six hundred seventy-seven thousand, nine hundred thirty-four".