426268142390 has 16 divisors (see below), whose sum is σ = 767772335232. Its totient is φ = 170398439424.

The previous prime is 426268142323. The next prime is 426268142411. The reversal of 426268142390 is 93241862624.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13585739 + ... + 13617078.

It is an arithmetic number, because the mean of its divisors is an integer number (47985770952).

Almost surely, 2^426268142390 is an apocalyptic number.

426268142390 is a deficient number, since it is larger than the sum of its proper divisors (341504192842).

426268142390 is a wasteful number, since it uses less digits than its factorization.

426268142390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27204391.

The product of its (nonzero) digits is 995328, while the sum is 47.

The spelling of 426268142390 in words is "four hundred twenty-six billion, two hundred sixty-eight million, one hundred forty-two thousand, three hundred ninety".