3698096640 has 480 divisors, whose sum is σ = 14240945664. Its totient is φ = 815431680.

The previous prime is 3698096627. The next prime is 3698096651. The reversal of 3698096640 is 466908963.

It is a tau number, because it is divible by the number of its divisors (480).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11665762 + ... + 11666078.

Almost surely, 2^3698096640 is an apocalyptic number.

3698096640 is a gapful number since it is divisible by the number (30) 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 3698096640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7120472832).

3698096640 is an abundant number, since it is smaller than the sum of its proper divisors (10542849024).

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

3698096640 is a wasteful number, since it uses less digits than its factorization.

3698096640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388 (or 365 counting only the distinct ones).

The product of its (nonzero) digits is 1679616, while the sum is 51.

The square root of 3698096640 is about 60811.9777675418. The cubic root of 3698096640 is about 1546.4151130062.

The spelling of 3698096640 in words is "three billion, six hundred ninety-eight million, ninety-six thousand, six hundred forty".