426582278903 has 16 divisors (see below), whose sum is σ = 476264430720. Its totient is φ = 378800853600.

The previous prime is 426582278887. The next prime is 426582278939. The reversal of 426582278903 is 309872285624.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 426582278903 - 2⁴ = 426582278887 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 (426582271903) 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, 1991393 + ... + 2195178.

It is an arithmetic number, because the mean of its divisors is an integer number (29766526920).

Almost surely, 2^426582278903 is an apocalyptic number.

426582278903 is a deficient number, since it is larger than the sum of its proper divisors (49682151817).

426582278903 is a wasteful number, since it uses less digits than its factorization.

426582278903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4186798.

The product of its (nonzero) digits is 11612160, while the sum is 56.

The spelling of 426582278903 in words is "four hundred twenty-six billion, five hundred eighty-two million, two hundred seventy-eight thousand, nine hundred three".