54136583156 has 12 divisors (see below), whose sum is σ = 94970659140. Its totient is φ = 27002109120.

The previous prime is 54136583143. The next prime is 54136583159. The reversal of 54136583156 is 65138563145.

It can be written as a sum of positive squares in 2 ways, for example, as 39672672400 + 14463910756 = 199180^2 + 120266^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 54136583156.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54136583159) 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, 16543775 + ... + 16547046.

It is an arithmetic number, because the mean of its divisors is an integer number (7914221595).

Almost surely, 2^54136583156 is an apocalyptic number.

It is an amenable number.

54136583156 is a deficient number, since it is larger than the sum of its proper divisors (40834075984).

54136583156 is a wasteful number, since it uses less digits than its factorization.

54136583156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33091234 (or 33091232 counting only the distinct ones).

The product of its digits is 1296000, while the sum is 47.

The spelling of 54136583156 in words is "fifty-four billion, one hundred thirty-six million, five hundred eighty-three thousand, one hundred fifty-six".