555050501655 has 48 divisors (see below), whose sum is σ = 966633119136. Its totient is φ = 271839559680.

The previous prime is 555050501651. The next prime is 555050501669. The reversal of 555050501655 is 556105050555.

It is not a de Polignac number, because 555050501655 - 2² = 555050501651 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555050501651) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 77986 + ... + 1056495.

It is an arithmetic number, because the mean of its divisors is an integer number (20138189982).

Almost surely, 2^555050501655 is an apocalyptic number.

555050501655 is a deficient number, since it is larger than the sum of its proper divisors (411582617481).

555050501655 is a wasteful number, since it uses less digits than its factorization.

555050501655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1134708 (or 1134695 counting only the distinct ones).

The product of its (nonzero) digits is 468750, while the sum is 42.

The spelling of 555050501655 in words is "five hundred fifty-five billion, fifty million, five hundred one thousand, six hundred fifty-five".