55917544248 has 192 divisors, whose sum is σ = 162689679360. Its totient is φ = 17308988928.

The previous prime is 55917544229. The next prime is 55917544259. The reversal of 55917544248 is 84244571955.

55917544248 is a `hidden beast` number, since 5 + 5 + 91 + 7 + 544 + 2 + 4 + 8 = 666.

It is a super-3 number, since 3×55917544248³ (a number of 33 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 55917544194 and 55917544203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9881836 + ... + 9887492.

It is an arithmetic number, because the mean of its divisors is an integer number (847342080).

Almost surely, 2^55917544248 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55917544248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81344839680).

55917544248 is an abundant number, since it is smaller than the sum of its proper divisors (106772135112).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55917544248 is a wasteful number, since it uses less digits than its factorization.

55917544248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5866 (or 5859 counting only the distinct ones).

The product of its digits is 8064000, while the sum is 54.

The spelling of 55917544248 in words is "fifty-five billion, nine hundred seventeen million, five hundred forty-four thousand, two hundred forty-eight".