55362839616 has 336 divisors, whose sum is σ = 191457884800. Its totient is φ = 14941863936.

The previous prime is 55362839593. The next prime is 55362839629. The reversal of 55362839616 is 61693826355.

It is a happy number.

55362839616 is a `hidden beast` number, since 5 + 5 + 3 + 628 + 3 + 9 + 6 + 1 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (336).

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 an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 33170430 + ... + 33172098.

Almost surely, 2^55362839616 is an apocalyptic number.

55362839616 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55362839616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95728942400).

55362839616 is an abundant number, since it is smaller than the sum of its proper divisors (136095045184).

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

55362839616 is a wasteful number, since it uses less digits than its factorization.

55362839616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2146 (or 2133 counting only the distinct ones).

The product of its digits is 6998400, while the sum is 54.

The spelling of 55362839616 in words is "fifty-five billion, three hundred sixty-two million, eight hundred thirty-nine thousand, six hundred sixteen".