55500050055 has 16 divisors (see below), whose sum is σ = 88870642560. Its totient is φ = 29576505888.

The previous prime is 55500050027. The next prime is 55500050083. The reversal of 55500050055 is 55005000555.

It is an interprime number because it is at equal distance from previous prime (55500050027) and next prime (55500050083).

It is not a de Polignac number, because 55500050055 - 2²¹ = 55497952903 is a prime.

It is a super-2 number, since 2×55500050055² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1450537 + ... + 1488306.

It is an arithmetic number, because the mean of its divisors is an integer number (5554415160).

Almost surely, 2^55500050055 is an apocalyptic number.

55500050055 is a deficient number, since it is larger than the sum of its proper divisors (33370592505).

55500050055 is a wasteful number, since it uses less digits than its factorization.

55500050055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2940110.

The product of its (nonzero) digits is 15625, while the sum is 30.

It can be divided in two parts, 555000500 and 55, that added together give a palindrome (555000555).

The spelling of 55500050055 in words is "fifty-five billion, five hundred million, fifty thousand, fifty-five".