100782158424850 has 48 divisors (see below), whose sum is σ = 214717672600128. Its totient is φ = 34475883099840.

The previous prime is 100782158424823. The next prime is 100782158424881. The reversal of 100782158424850 is 58424851287001.

It is a junction number, because it is equal to n+sod(n) for n = 100782158424791 and 100782158424800.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 324843849 + ... + 325153948.

It is an arithmetic number, because the mean of its divisors is an integer number (4473284845836).

Almost surely, 2^{100782158424850} is an apocalyptic number.

100782158424850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100782158424850 is an abundant number, since it is smaller than the sum of its proper divisors (113935514175278).

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

100782158424850 is a wasteful number, since it uses less digits than its factorization.

100782158424850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649998259 (or 649998254 counting only the distinct ones).

The product of its (nonzero) digits is 5734400, while the sum is 55.

The spelling of 100782158424850 in words is "one hundred trillion, seven hundred eighty-two billion, one hundred fifty-eight million, four hundred twenty-four thousand, eight hundred fifty".