100456255550 has 24 divisors (see below), whose sum is σ = 213541298256. Its totient is φ = 34442144640.

The previous prime is 100456255547. The next prime is 100456255561. The reversal of 100456255550 is 55552654001.

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 11 ways as a sum of consecutive naturals, for example, 143508587 + ... + 143509286.

It is an arithmetic number, because the mean of its divisors is an integer number (8897554094).

Almost surely, 2^100456255550 is an apocalyptic number.

100456255550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100456255550 is an abundant number, since it is smaller than the sum of its proper divisors (113085042706).

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

100456255550 is a wasteful number, since it uses less digits than its factorization.

100456255550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287017892 (or 287017887 counting only the distinct ones).

The product of its (nonzero) digits is 150000, while the sum is 38.

The spelling of 100456255550 in words is "one hundred billion, four hundred fifty-six million, two hundred fifty-five thousand, five hundred fifty".