54249851188 has 12 divisors (see below), whose sum is σ = 102240104260. Its totient is φ = 25038392832.

The previous prime is 54249851179. The next prime is 54249851267. The reversal of 54249851188 is 88115894245.

It can be written as a sum of positive squares in 2 ways, for example, as 20171952784 + 34077898404 = 142028^2 + 184602^2 .

It is a super-2 number, since 2×54249851188² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 521633133 + ... + 521633236.

Almost surely, 2^54249851188 is an apocalyptic number.

It is an amenable number.

54249851188 is a deficient number, since it is larger than the sum of its proper divisors (47990253072).

54249851188 is a wasteful number, since it uses less digits than its factorization.

54249851188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1043266386 (or 1043266384 counting only the distinct ones).

The product of its digits is 3686400, while the sum is 55.

The spelling of 54249851188 in words is "fifty-four billion, two hundred forty-nine million, eight hundred fifty-one thousand, one hundred eighty-eight".