50055500000055 has 16 divisors (see below), whose sum is σ = 87369600000384. Its totient is φ = 24269333333280.

The previous prime is 50055500000021. The next prime is 50055500000069. The reversal of 50055500000055 is 55000000555005.

It is not a de Polignac number, because 50055500000055 - 2²⁵ = 50055466445623 is a prime.

It is a super-2 number, since 2×50055500000055² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 50055499999968 and 50055500000031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151683333169 + ... + 151683333498.

It is an arithmetic number, because the mean of its divisors is an integer number (5460600000024).

Almost surely, 2^{50055500000055} is an apocalyptic number.

50055500000055 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

50055500000055 is a deficient number, since it is larger than the sum of its proper divisors (37314100000329).

50055500000055 is a wasteful number, since it uses less digits than its factorization.

50055500000055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303366666686.

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

It can be divided in two parts, 500 and 55500000055, that added together give a palindrome (55500000555).

The spelling of 50055500000055 in words is "fifty trillion, fifty-five billion, five hundred million, fifty-five", and thus it is an aban number.