264351253531 has 2 divisors, whose sum is σ = 264351253532. Its totient is φ = 264351253530.

The previous prime is 264351253489. The next prime is 264351253561. The reversal of 264351253531 is 135352153462.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 264351253531 - 2⁷ = 264351253403 is a prime.

It is a super-2 number, since 2×264351253531² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (264351253561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132175626765 + 132175626766.

It is an arithmetic number, because the mean of its divisors is an integer number (132175626766).

Almost surely, 2^264351253531 is an apocalyptic number.

264351253531 is a deficient number, since it is larger than the sum of its proper divisors (1).

264351253531 is an equidigital number, since it uses as much as digits as its factorization.

264351253531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 324000, while the sum is 40.

The spelling of 264351253531 in words is "two hundred sixty-four billion, three hundred fifty-one million, two hundred fifty-three thousand, five hundred thirty-one".