3691120896 has 108 divisors (see below), whose sum is σ = 10985927680. Its totient is φ = 1190661120.

The previous prime is 3691120883. The next prime is 3691120913. The reversal of 3691120896 is 6980211963.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45585 + ... + 97263.

Almost surely, 2^3691120896 is an apocalyptic number.

3691120896 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3691120896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5492963840).

3691120896 is an abundant number, since it is smaller than the sum of its proper divisors (7294806784).

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

3691120896 is a wasteful number, since it uses less digits than its factorization.

3691120896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51732 (or 51715 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 45.

The square root of 3691120896 is about 60754.5956780226. The cubic root of 3691120896 is about 1545.4421633249.

The spelling of 3691120896 in words is "three billion, six hundred ninety-one million, one hundred twenty thousand, eight hundred ninety-six".