3990698745696 has 96 divisors (see below), whose sum is σ = 12534887121120. Its totient is φ = 1227907302912.

The previous prime is 3990698745679. The next prime is 3990698745727. The reversal of 3990698745696 is 6965478960993.

3990698745696 is a `hidden beast` number, since 399 + 0 + 6 + 98 + 7 + 4 + 56 + 96 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 177637395 + ... + 177659858.

It is an arithmetic number, because the mean of its divisors is an integer number (130571740845).

Almost surely, 2^{3990698745696} is an apocalyptic number.

3990698745696 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3990698745696 is an abundant number, since it is smaller than the sum of its proper divisors (8544188375424).

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

3990698745696 is a wasteful number, since it uses less digits than its factorization.

3990698745696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355297285 (or 355297271 counting only the distinct ones).

The product of its (nonzero) digits is 4761711360, while the sum is 81.

The spelling of 3990698745696 in words is "three trillion, nine hundred ninety billion, six hundred ninety-eight million, seven hundred forty-five thousand, six hundred ninety-six".