3698403538408 has 64 divisors (see below), whose sum is σ = 7076032911360. Its totient is φ = 1811840679936.

The previous prime is 3698403538387. The next prime is 3698403538421. The reversal of 3698403538408 is 8048353048963.

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, 271276360 + ... + 271289992.

It is an arithmetic number, because the mean of its divisors is an integer number (110563014240).

Almost surely, 2^{3698403538408} is an apocalyptic number.

It is an amenable number.

3698403538408 is a deficient number, since it is larger than the sum of its proper divisors (3377629372952).

3698403538408 is a wasteful number, since it uses less digits than its factorization.

3698403538408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17066 (or 17062 counting only the distinct ones).

The product of its (nonzero) digits is 59719680, while the sum is 61.

The spelling of 3698403538408 in words is "three trillion, six hundred ninety-eight billion, four hundred three million, five hundred thirty-eight thousand, four hundred eight".