55510500001 has 16 divisors (see below), whose sum is σ = 60665407488. Its totient is φ = 50373781200.

The previous prime is 55510499999. The next prime is 55510500029. The reversal of 55510500001 is 10000501555.

It is a cyclic number.

It is not a de Polignac number, because 55510500001 - 2¹ = 55510499999 is a prime.

It is a super-2 number, since 2×55510500001² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55510500601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23650510 + ... + 23652856.

It is an arithmetic number, because the mean of its divisors is an integer number (3791587968).

Almost surely, 2^55510500001 is an apocalyptic number.

It is an amenable number.

55510500001 is a deficient number, since it is larger than the sum of its proper divisors (5154907487).

55510500001 is a wasteful number, since it uses less digits than its factorization.

55510500001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5292.

The product of its (nonzero) digits is 625, while the sum is 22.

The spelling of 55510500001 in words is "fifty-five billion, five hundred ten million, five hundred thousand, one".