426340255757 has 32 divisors (see below), whose sum is σ = 490041715968. Its totient is φ = 367891070976.

The previous prime is 426340255727. The next prime is 426340255769. The reversal of 426340255757 is 757552043624.

It is not a de Polignac number, because 426340255757 - 2²² = 426336061453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426340255727) 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, 4020338 + ... + 4125020.

It is an arithmetic number, because the mean of its divisors is an integer number (15313803624).

Almost surely, 2^426340255757 is an apocalyptic number.

It is an amenable number.

426340255757 is a deficient number, since it is larger than the sum of its proper divisors (63701460211).

426340255757 is a wasteful number, since it uses less digits than its factorization.

426340255757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105029.

The product of its (nonzero) digits is 7056000, while the sum is 50.

The spelling of 426340255757 in words is "four hundred twenty-six billion, three hundred forty million, two hundred fifty-five thousand, seven hundred fifty-seven".