100421745731760 has 160 divisors (see below), whose sum is σ = 311439490971840. Its totient is φ = 26767773609984.

The previous prime is 100421745731759. The next prime is 100421745731807. The reversal of 100421745731760 is 67137547124001.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8179658742 + ... + 8179671018.

It is an arithmetic number, because the mean of its divisors is an integer number (1946496818574).

Almost surely, 2^{100421745731760} is an apocalyptic number.

100421745731760 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100421745731760 is an abundant number, since it is smaller than the sum of its proper divisors (211017745240080).

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

100421745731760 is a wasteful number, since it uses less digits than its factorization.

100421745731760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23975 (or 23969 counting only the distinct ones).

The product of its (nonzero) digits is 987840, while the sum is 48.

The spelling of 100421745731760 in words is "one hundred trillion, four hundred twenty-one billion, seven hundred forty-five million, seven hundred thirty-one thousand, seven hundred sixty".