555550055501 has 8 divisors (see below), whose sum is σ = 634918856640. Its totient is φ = 476182381248.

The previous prime is 555550055479. The next prime is 555550055503. The reversal of 555550055501 is 105550055555.

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

It is not a de Polignac number, because 555550055501 - 2³⁸ = 280672148557 is a prime.

It is a super-2 number, since 2×555550055501² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555550055503) 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, 1824725 + ... + 2107301.

It is an arithmetic number, because the mean of its divisors is an integer number (79364857080).

Almost surely, 2^555550055501 is an apocalyptic number.

It is an amenable number.

555550055501 is a deficient number, since it is larger than the sum of its proper divisors (79368801139).

555550055501 is a wasteful number, since it uses less digits than its factorization.

555550055501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563443.

The product of its (nonzero) digits is 390625, while the sum is 41.

The spelling of 555550055501 in words is "five hundred fifty-five billion, five hundred fifty million, fifty-five thousand, five hundred one".