426138494608 has 40 divisors (see below), whose sum is σ = 826945822080. Its totient is φ = 212733386880.

The previous prime is 426138494603. The next prime is 426138494609. The reversal of 426138494608 is 806494831624.

It is a Smith number, since the sum of its digits (55) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (426138494603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31145913 + ... + 31159591.

It is an arithmetic number, because the mean of its divisors is an integer number (20673645552).

Almost surely, 2^426138494608 is an apocalyptic number.

It is an amenable number.

426138494608 is a deficient number, since it is larger than the sum of its proper divisors (400807327472).

426138494608 is a wasteful number, since it uses less digits than its factorization.

426138494608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16615 (or 16609 counting only the distinct ones).

The product of its (nonzero) digits is 7962624, while the sum is 55.

The spelling of 426138494608 in words is "four hundred twenty-six billion, one hundred thirty-eight million, four hundred ninety-four thousand, six hundred eight".