55500500001 has 8 divisors (see below), whose sum is σ = 74733346944. Its totient is φ = 36633993200.

The previous prime is 55500499969. The next prime is 55500500017. The reversal of 55500500001 is 10000500555.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55500500001 - 2⁵ = 55500499969 is a prime.

It is a super-2 number, since 2×55500500001² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55500500071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91584681 + ... + 91585286.

It is an arithmetic number, because the mean of its divisors is an integer number (9341668368).

Almost surely, 2^55500500001 is an apocalyptic number.

It is an amenable number.

55500500001 is a deficient number, since it is larger than the sum of its proper divisors (19232846943).

55500500001 is a wasteful number, since it uses less digits than its factorization.

55500500001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183170071.

The product of its (nonzero) digits is 625, while the sum is 21.

The spelling of 55500500001 in words is "fifty-five billion, five hundred million, five hundred thousand, one".