891479455034 has 48 divisors (see below), whose sum is σ = 1561516185600. Its totient is φ = 380597436576.

The previous prime is 891479455003. The next prime is 891479455049. The reversal of 891479455034 is 430554974198.

It is a happy number.

891479455034 is digitally balanced in base 2, because in such base 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 23 ways as a sum of consecutive naturals, for example, 31476872 + ... + 31505180.

It is an arithmetic number, because the mean of its divisors is an integer number (32531587200).

Almost surely, 2^891479455034 is an apocalyptic number.

891479455034 is a deficient number, since it is larger than the sum of its proper divisors (670036730566).

891479455034 is a wasteful number, since it uses less digits than its factorization.

891479455034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29547 (or 29540 counting only the distinct ones).

The product of its (nonzero) digits is 21772800, while the sum is 59.

The spelling of 891479455034 in words is "eight hundred ninety-one billion, four hundred seventy-nine million, four hundred fifty-five thousand, thirty-four".