242326437226531 has 12 divisors (see below), whose sum is σ = 298471698193608. Its totient is φ = 195490235072832.

The previous prime is 242326437226513. The next prime is 242326437226541. The reversal of 242326437226531 is 135622734623242.

It is a happy number.

It is not a de Polignac number, because 242326437226531 - 2²¹ = 242326435129379 is a prime.

It is a super-2 number, since 2×242326437226531² (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 (242326437226541) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 145454043121 + ... + 145454044786.

It is an arithmetic number, because the mean of its divisors is an integer number (24872641516134).

Almost surely, 2^{242326437226531} is an apocalyptic number.

242326437226531 is a deficient number, since it is larger than the sum of its proper divisors (56145260967077).

242326437226531 is a wasteful number, since it uses less digits than its factorization.

242326437226531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290908087938 (or 290908087931 counting only the distinct ones).

The product of its digits is 17418240, while the sum is 52.

The spelling of 242326437226531 in words is "two hundred forty-two trillion, three hundred twenty-six billion, four hundred thirty-seven million, two hundred twenty-six thousand, five hundred thirty-one".