646376380098 has 16 divisors (see below), whose sum is σ = 1293477825216. Its totient is φ = 215337949200.

The previous prime is 646376380049. The next prime is 646376380109. The reversal of 646376380098 is 890083673646.

646376380098 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30199453 + ... + 30220848.

It is an arithmetic number, because the mean of its divisors is an integer number (80842364076).

Almost surely, 2^646376380098 is an apocalyptic number.

646376380098 is an abundant number, since it is smaller than the sum of its proper divisors (647101445118).

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

646376380098 is a wasteful number, since it uses less digits than its factorization.

646376380098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60422089.

The product of its (nonzero) digits is 31352832, while the sum is 60.

The spelling of 646376380098 in words is "six hundred forty-six billion, three hundred seventy-six million, three hundred eighty thousand, ninety-eight".