55010055501 has 16 divisors (see below), whose sum is σ = 85785662400. Its totient is φ = 34743192624.

The previous prime is 55010055497. The next prime is 55010055521. The reversal of 55010055501 is 10555001055.

55010055501 is a `hidden beast` number, since 5 + 5 + 0 + 100 + 5 + 550 + 1 = 666.

It is not a de Polignac number, because 55010055501 - 2² = 55010055497 is a prime.

It is a super-2 number, since 2×55010055501² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55010055521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53615526 + ... + 53616551.

It is an arithmetic number, because the mean of its divisors is an integer number (5361603900).

Almost surely, 2^55010055501 is an apocalyptic number.

It is an amenable number.

55010055501 is a deficient number, since it is larger than the sum of its proper divisors (30775606899).

55010055501 is a wasteful number, since it uses less digits than its factorization.

55010055501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107232105 (or 107232099 counting only the distinct ones).

The product of its (nonzero) digits is 3125, while the sum is 27.

Adding to 55010055501 its reverse (10555001055), we get a palindrome (65565056556).

The spelling of 55010055501 in words is "fifty-five billion, ten million, fifty-five thousand, five hundred one".