734263272431 has 4 divisors (see below), whose sum is σ = 790745062632. Its totient is φ = 677781482232.

The previous prime is 734263272409. The next prime is 734263272487. The reversal of 734263272431 is 134272362437.

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 734263272431 - 2²² = 734259078127 is a prime.

It is a super-2 number, since 2×734263272431² (a number of 25 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 (734263272731) 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, 28240895081 + ... + 28240895106.

It is an arithmetic number, because the mean of its divisors is an integer number (197686265658).

Almost surely, 2^734263272431 is an apocalyptic number.

734263272431 is a deficient number, since it is larger than the sum of its proper divisors (56481790201).

734263272431 is a wasteful number, since it uses less digits than its factorization.

734263272431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56481790200.

The product of its digits is 1016064, while the sum is 44.

The spelling of 734263272431 in words is "seven hundred thirty-four billion, two hundred sixty-three million, two hundred seventy-two thousand, four hundred thirty-one".