55213983092736 has 1040 divisors, whose sum is σ = 187999326123840. Its totient is φ = 16006785269760.

The previous prime is 55213983092591. The next prime is 55213983092813. The reversal of 55213983092736 is 63729038931255.

It is a happy number.

55213983092736 is a `hidden beast` number, since 5 + 5 + 21 + 39 + 8 + 309 + 273 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 15816091951 + ... + 15816095441.

Almost surely, 2^{55213983092736} 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 55213983092736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93999663061920).

55213983092736 is an abundant number, since it is smaller than the sum of its proper divisors (132785343031104).

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

55213983092736 is a wasteful number, since it uses less digits than its factorization.

55213983092736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3752 (or 3721 counting only the distinct ones).

The product of its (nonzero) digits is 73483200, while the sum is 63.

The spelling of 55213983092736 in words is "fifty-five trillion, two hundred thirteen billion, nine hundred eighty-three million, ninety-two thousand, seven hundred thirty-six".