55403451014886 has 168 divisors, whose sum is σ = 137134607350176. Its totient is φ = 16767748595520.

The previous prime is 55403451014867. The next prime is 55403451014887. The reversal of 55403451014886 is 68841015430455.

55403451014886 is a `hidden beast` number, since 5 + 5 + 4 + 0 + 3 + 4 + 510 + 1 + 48 + 86 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55403451014887) by changing a digit.

It is a polite number, since it can be written in 83 ways as a sum of consecutive naturals, for example, 13187491 + ... + 16873553.

Almost surely, 2^{55403451014886} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55403451014886, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68567303675088).

55403451014886 is an abundant number, since it is smaller than the sum of its proper divisors (81731156335290).

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

55403451014886 is a wasteful number, since it uses less digits than its factorization.

55403451014886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3686170 (or 3686142 counting only the distinct ones).

The product of its (nonzero) digits is 9216000, while the sum is 54.

The spelling of 55403451014886 in words is "fifty-five trillion, four hundred three billion, four hundred fifty-one million, fourteen thousand, eight hundred eighty-six".