42726597456 has 80 divisors (see below), whose sum is σ = 110895888320. Its totient is φ = 14175406080.

The previous prime is 42726597409. The next prime is 42726597457. The reversal of 42726597456 is 65479562724.

It is a junction number, because it is equal to n+sod(n) for n = 42726597396 and 42726597405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42726597457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11262696 + ... + 11266488.

It is an arithmetic number, because the mean of its divisors is an integer number (1386198604).

Almost surely, 2^42726597456 is an apocalyptic number.

It is an amenable number.

42726597456 is an abundant number, since it is smaller than the sum of its proper divisors (68169290864).

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

42726597456 is a wasteful number, since it uses less digits than its factorization.

42726597456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4844 (or 4838 counting only the distinct ones).

The product of its digits is 25401600, while the sum is 57.

The spelling of 42726597456 in words is "forty-two billion, seven hundred twenty-six million, five hundred ninety-seven thousand, four hundred fifty-six".