55001155716 has 36 divisors (see below), whose sum is σ = 149725369612. Its totient is φ = 16923432384.

The previous prime is 55001155687. The next prime is 55001155721. The reversal of 55001155716 is 61755110055.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 6407362116 + 48593793600 = 80046^2 + 220440^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58761451 + ... + 58762386.

Almost surely, 2^55001155716 is an apocalyptic number.

It is an amenable number.

55001155716 is an abundant number, since it is smaller than the sum of its proper divisors (94724213896).

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

55001155716 is a wasteful number, since it uses less digits than its factorization.

55001155716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117523860 (or 117523855 counting only the distinct ones).

The product of its (nonzero) digits is 26250, while the sum is 36.

The spelling of 55001155716 in words is "fifty-five billion, one million, one hundred fifty-five thousand, seven hundred sixteen".