55511010100050 has 48 divisors (see below), whose sum is σ = 138021205720320. Its totient is φ = 14764882191040.

The previous prime is 55511010100031. The next prime is 55511010100057. The reversal of 55511010100050 is 5000101011555.

55511010100050 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×55511010100050² (a number of 28 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (55511010100057) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 475614402 + ... + 475731101.

It is an arithmetic number, because the mean of its divisors is an integer number (2875441785840).

Almost surely, 2^{55511010100050} is an apocalyptic number.

55511010100050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55511010100050 is an abundant number, since it is smaller than the sum of its proper divisors (82510195620270).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55511010100050 is a wasteful number, since it uses less digits than its factorization.

55511010100050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 951345907 (or 951345902 counting only the distinct ones).

The product of its (nonzero) digits is 625, while the sum is 24.

The spelling of 55511010100050 in words is "fifty-five trillion, five hundred eleven billion, ten million, one hundred thousand, fifty".