891430704416 has 24 divisors (see below), whose sum is σ = 2005719085440. Its totient is φ = 382041730368.

The previous prime is 891430704391. The next prime is 891430704457. The reversal of 891430704416 is 614407034198.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1989800456 + ... + 1989800903.

It is an arithmetic number, because the mean of its divisors is an integer number (83571628560).

Almost surely, 2^891430704416 is an apocalyptic number.

It is an amenable number.

891430704416 is an abundant number, since it is smaller than the sum of its proper divisors (1114288381024).

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

891430704416 is a wasteful number, since it uses less digits than its factorization.

891430704416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3979601376 (or 3979601368 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 47.

The spelling of 891430704416 in words is "eight hundred ninety-one billion, four hundred thirty million, seven hundred four thousand, four hundred sixteen".