55561050106001 has 12 divisors (see below), whose sum is σ = 62560779262212. Its totient is φ = 49278093216000.

The previous prime is 55561050105943. The next prime is 55561050106069. The reversal of 55561050106001 is 10060105016555.

It can be written as a sum of positive squares in 2 ways, for example, as 26451529041025 + 29109521064976 = 5143105^2 + 5395324^2 .

It is not a de Polignac number, because 55561050106001 - 2²² = 55561045911697 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (55561050100001) 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, 5599778360 + ... + 5599788281.

It is an arithmetic number, because the mean of its divisors is an integer number (5213398271851).

Almost surely, 2^{55561050106001} is an apocalyptic number.

It is an amenable number.

55561050106001 is a deficient number, since it is larger than the sum of its proper divisors (6999729156211).

55561050106001 is a wasteful number, since it uses less digits than its factorization.

55561050106001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11199566704 (or 11199566693 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 35.

The spelling of 55561050106001 in words is "fifty-five trillion, five hundred sixty-one billion, fifty million, one hundred six thousand, one".