5423753732531 has 4 divisors (see below), whose sum is σ = 5431093048200. Its totient is φ = 5416414416864.

The previous prime is 5423753732521. The next prime is 5423753732563. The reversal of 5423753732531 is 1352373573245.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5423753732531 is a prime.

It is a super-2 number, since 2×5423753732531² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5423753732531.

It is not an unprimeable number, because it can be changed into a prime (5423753732521) 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, 3669656726 + ... + 3669658203.

It is an arithmetic number, because the mean of its divisors is an integer number (1357773262050).

Almost surely, 2^{5423753732531} is an apocalyptic number.

5423753732531 is a deficient number, since it is larger than the sum of its proper divisors (7339315669).

5423753732531 is an equidigital number, since it uses as much as digits as its factorization.

5423753732531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7339315668.

The product of its digits is 7938000, while the sum is 50.

The spelling of 5423753732531 in words is "five trillion, four hundred twenty-three billion, seven hundred fifty-three million, seven hundred thirty-two thousand, five hundred thirty-one".