534245653631 has 4 divisors (see below), whose sum is σ = 557473725552. Its totient is φ = 511017581712.

The previous prime is 534245653597. The next prime is 534245653637. The reversal of 534245653631 is 136356542435.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 534245653631 - 2²² = 534241459327 is a prime.

It is a super-2 number, since 2×534245653631² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (534245653637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11614035926 + ... + 11614035971.

It is an arithmetic number, because the mean of its divisors is an integer number (139368431388).

Almost surely, 2^534245653631 is an apocalyptic number.

534245653631 is a deficient number, since it is larger than the sum of its proper divisors (23228071921).

534245653631 is a wasteful number, since it uses less digits than its factorization.

534245653631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23228071920.

The product of its digits is 3888000, while the sum is 47.

The spelling of 534245653631 in words is "five hundred thirty-four billion, two hundred forty-five million, six hundred fifty-three thousand, six hundred thirty-one".