100723882550 has 24 divisors (see below), whose sum is σ = 190521790200. Its totient is φ = 39606678080.

The previous prime is 100723882459. The next prime is 100723882613. The reversal of 100723882550 is 55288327001.

It is a junction number, because it is equal to n+sod(n) for n = 100723882498 and 100723882507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17068895 + ... + 17074794.

It is an arithmetic number, because the mean of its divisors is an integer number (7938407925).

Almost surely, 2^100723882550 is an apocalyptic number.

100723882550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100723882550 is a deficient number, since it is larger than the sum of its proper divisors (89797907650).

100723882550 is a wasteful number, since it uses less digits than its factorization.

100723882550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34143760 (or 34143755 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 41.

The spelling of 100723882550 in words is "one hundred billion, seven hundred twenty-three million, eight hundred eighty-two thousand, five hundred fifty".