426040354478 has 32 divisors (see below), whose sum is σ = 659828961792. Its totient is φ = 206184139200.

The previous prime is 426040354403. The next prime is 426040354513. The reversal of 426040354478 is 874453040624.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7604075 + ... + 7659897.

It is an arithmetic number, because the mean of its divisors is an integer number (20619655056).

Almost surely, 2^426040354478 is an apocalyptic number.

426040354478 is a deficient number, since it is larger than the sum of its proper divisors (233788607314).

426040354478 is a wasteful number, since it uses less digits than its factorization.

426040354478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56600.

The product of its (nonzero) digits is 2580480, while the sum is 47.

The spelling of 426040354478 in words is "four hundred twenty-six billion, forty million, three hundred fifty-four thousand, four hundred seventy-eight".