726389462580 has 48 divisors (see below), whose sum is σ = 2036474986560. Its totient is φ = 193457714688.

The previous prime is 726389462567. The next prime is 726389462621. The reversal of 726389462580 is 85264983627.

It is a super-2 number, since 2×726389462580² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7644325 + ... + 7738764.

It is an arithmetic number, because the mean of its divisors is an integer number (42426562220).

Almost surely, 2^726389462580 is an apocalyptic number.

It is an amenable number.

726389462580 is an abundant number, since it is smaller than the sum of its proper divisors (1310085523980).

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

726389462580 is a wasteful number, since it uses less digits than its factorization.

726389462580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15383888 (or 15383886 counting only the distinct ones).

The product of its (nonzero) digits is 34836480, while the sum is 60.

The spelling of 726389462580 in words is "seven hundred twenty-six billion, three hundred eighty-nine million, four hundred sixty-two thousand, five hundred eighty".