55500500100501 has 12 divisors (see below), whose sum is σ = 80352533125228. Its totient is φ = 36914882281344.

The previous prime is 55500500100421. The next prime is 55500500100511. The reversal of 55500500100501 is 10500100500555.

55500500100501 is a `hidden beast` number, since 5 + 5 + 5 + 0 + 0 + 50 + 0 + 100 + 501 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 10087039520100 + 45413460580401 = 3176010^2 + 6738951^2 .

It is not a de Polignac number, because 55500500100501 - 2⁷ = 55500500100373 is a prime.

It is a super-2 number, since 2×55500500100501² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55500500100511) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7120922470 + ... + 7120930263.

Almost surely, 2^{55500500100501} is an apocalyptic number.

It is an amenable number.

55500500100501 is a deficient number, since it is larger than the sum of its proper divisors (24852033024727).

55500500100501 is a wasteful number, since it uses less digits than its factorization.

55500500100501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14241853172 (or 14241853169 counting only the distinct ones).

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

The spelling of 55500500100501 in words is "fifty-five trillion, five hundred billion, five hundred million, one hundred thousand, five hundred one".