54353253531 has 8 divisors (see below), whose sum is σ = 72473200704. Its totient is φ = 36234404360.

The previous prime is 54353253517. The next prime is 54353253571. The reversal of 54353253531 is 13535235345.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 54353253531 - 2⁵ = 54353253499 is a prime.

It is a super-2 number, since 2×54353253531² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 54353253531.

It is not an unprimeable number, because it can be changed into a prime (54353253511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151065 + ... + 362666.

It is an arithmetic number, because the mean of its divisors is an integer number (9059150088).

Almost surely, 2^54353253531 is an apocalyptic number.

54353253531 is a deficient number, since it is larger than the sum of its proper divisors (18119947173).

54353253531 is a wasteful number, since it uses less digits than its factorization.

54353253531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 549001.

The product of its digits is 405000, while the sum is 39.

Adding to 54353253531 its reverse (13535235345), we get a palindrome (67888488876).

The spelling of 54353253531 in words is "fifty-four billion, three hundred fifty-three million, two hundred fifty-three thousand, five hundred thirty-one".