426521413205131 has 6 divisors (see below), whose sum is σ = 450151408396932. Its totient is φ = 404072917772940.

The previous prime is 426521413205081. The next prime is 426521413205221. The reversal of 426521413205131 is 131502314125624.

It is not a de Polignac number, because 426521413205131 - 2¹⁷ = 426521413074059 is a prime.

It is a super-2 number, since 2×426521413205131² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (426521413205431) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 590749879425 + ... + 590749880146.

It is an arithmetic number, because the mean of its divisors is an integer number (75025234732822).

Almost surely, 2^{426521413205131} is an apocalyptic number.

426521413205131 is a deficient number, since it is larger than the sum of its proper divisors (23629995191801).

426521413205131 is a wasteful number, since it uses less digits than its factorization.

426521413205131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1181499759609 (or 1181499759590 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 426521413205131 in words is "four hundred twenty-six trillion, five hundred twenty-one billion, four hundred thirteen million, two hundred five thousand, one hundred thirty-one".