53874513243 has 48 divisors (see below), whose sum is σ = 86506318080. Its totient is φ = 32154293952.

The previous prime is 53874513229. The next prime is 53874513247. The reversal of 53874513243 is 34231547835.

53874513243 is a `hidden beast` number, since 53 + 87 + 4 + 513 + 2 + 4 + 3 = 666.

It is not a de Polignac number, because 53874513243 - 2⁶ = 53874513179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53874513247) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 243921 + ... + 408957.

It is an arithmetic number, because the mean of its divisors is an integer number (1802214960).

Almost surely, 2^53874513243 is an apocalyptic number.

53874513243 is a deficient number, since it is larger than the sum of its proper divisors (32631804837).

53874513243 is a wasteful number, since it uses less digits than its factorization.

53874513243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165168 (or 165165 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 45.

The spelling of 53874513243 in words is "fifty-three billion, eight hundred seventy-four million, five hundred thirteen thousand, two hundred forty-three".