10421319435564 has 24 divisors (see below), whose sum is σ = 24456969316080. Its totient is φ = 3453693530944.

The previous prime is 10421319435523. The next prime is 10421319435589. The reversal of 10421319435564 is 46553491312401.

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, 2509949619 + ... + 2509953770.

It is an arithmetic number, because the mean of its divisors is an integer number (1019040388170).

Almost surely, 2^{10421319435564} is an apocalyptic number.

It is an amenable number.

10421319435564 is an abundant number, since it is smaller than the sum of its proper divisors (14035649880516).

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

10421319435564 is a wasteful number, since it uses less digits than its factorization.

10421319435564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5019903569 (or 5019903567 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 48.

The spelling of 10421319435564 in words is "ten trillion, four hundred twenty-one billion, three hundred nineteen million, four hundred thirty-five thousand, five hundred sixty-four".