896646890040 has 128 divisors (see below), whose sum is σ = 2934827251200. Its totient is φ = 217343275520.

The previous prime is 896646890023. The next prime is 896646890059. The reversal of 896646890040 is 40098646698.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12667066 + ... + 12737654.

It is an arithmetic number, because the mean of its divisors is an integer number (22928337900).

Almost surely, 2^896646890040 is an apocalyptic number.

It is an amenable number.

896646890040 is an abundant number, since it is smaller than the sum of its proper divisors (2038180361160).

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

896646890040 is a wasteful number, since it uses less digits than its factorization.

896646890040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80237 (or 80233 counting only the distinct ones).

The product of its (nonzero) digits is 17915904, while the sum is 60.

The spelling of 896646890040 in words is "eight hundred ninety-six billion, six hundred forty-six million, eight hundred ninety thousand, forty".