55505560050157 has 16 divisors (see below), whose sum is σ = 64475487804672. Its totient is φ = 46795788414720.

The previous prime is 55505560050151. The next prime is 55505560050163. The reversal of 55505560050157 is 75105006550555.

It is an interprime number because it is at equal distance from previous prime (55505560050151) and next prime (55505560050163).

It is a cyclic number.

It is not a de Polignac number, because 55505560050157 - 2³¹ = 55503412566509 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55505560050157.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55505560050151) 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, 45978288 + ... + 47170054.

It is an arithmetic number, because the mean of its divisors is an integer number (4029717987792).

Almost surely, 2^{55505560050157} is an apocalyptic number.

It is an amenable number.

55505560050157 is a deficient number, since it is larger than the sum of its proper divisors (8969927754515).

55505560050157 is a wasteful number, since it uses less digits than its factorization.

55505560050157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1300908.

The product of its (nonzero) digits is 3281250, while the sum is 49.

The spelling of 55505560050157 in words is "fifty-five trillion, five hundred five billion, five hundred sixty million, fifty thousand, one hundred fifty-seven".