52533919149 has 16 divisors (see below), whose sum is σ = 71348523840. Its totient is φ = 34376970240.

The previous prime is 52533919111. The next prime is 52533919153. The reversal of 52533919149 is 94191933525.

It is not a de Polignac number, because 52533919149 - 2⁸ = 52533918893 is a prime.

It is a super-2 number, since 2×52533919149² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52533919049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 715732 + ... + 785709.

It is an arithmetic number, because the mean of its divisors is an integer number (4459282740).

Almost surely, 2^52533919149 is an apocalyptic number.

It is an amenable number.

52533919149 is a deficient number, since it is larger than the sum of its proper divisors (18814604691).

52533919149 is a wasteful number, since it uses less digits than its factorization.

52533919149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1501660.

The product of its digits is 1312200, while the sum is 51.

The spelling of 52533919149 in words is "fifty-two billion, five hundred thirty-three million, nine hundred nineteen thousand, one hundred forty-nine".