9042646464 has 112 divisors (see below), whose sum is σ = 26639520000. Its totient is φ = 3007888128.

The previous prime is 9042646447. The next prime is 9042646519. The reversal of 9042646464 is 4646462409.

9042646464 is a `hidden beast` number, since 90 + 42 + 6 + 464 + 64 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 857029 + ... + 867515.

Almost surely, 2^9042646464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9042646464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13319760000).

9042646464 is an abundant number, since it is smaller than the sum of its proper divisors (17596873536).

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

9042646464 is a wasteful number, since it uses less digits than its factorization.

9042646464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11007 (or 10991 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 45.

The square root of 9042646464 is about 95092.8307707789. The cubic root of 9042646464 is about 2083.3641368686.

The spelling of 9042646464 in words is "nine billion, forty-two million, six hundred forty-six thousand, four hundred sixty-four".