3988400963419 has 16 divisors (see below), whose sum is σ = 4062027571200. Its totient is φ = 3915509425344.

The previous prime is 3988400963381. The next prime is 3988400963441. The reversal of 3988400963419 is 9143690048893.

It is a cyclic number.

It is not a de Polignac number, because 3988400963419 - 2²³ = 3988392574811 is a prime.

It is a super-2 number, since 2×3988400963419² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3988400963119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7145542 + ... + 7683460.

It is an arithmetic number, because the mean of its divisors is an integer number (253876723200).

Almost surely, 2^{3988400963419} is an apocalyptic number.

3988400963419 is a deficient number, since it is larger than the sum of its proper divisors (73626607781).

3988400963419 is a wasteful number, since it uses less digits than its factorization.

3988400963419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538602.

The product of its (nonzero) digits is 40310784, while the sum is 64.

The spelling of 3988400963419 in words is "three trillion, nine hundred eighty-eight billion, four hundred million, nine hundred sixty-three thousand, four hundred nineteen".