3988137418 has 8 divisors (see below), whose sum is σ = 5983800480. Its totient is φ = 1993537260.

The previous prime is 3988137367. The next prime is 3988137451. The reversal of 3988137418 is 8147318893.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 256278 + ... + 271393.

It is an arithmetic number, because the mean of its divisors is an integer number (747975060).

Almost surely, 2^3988137418 is an apocalyptic number.

3988137418 is a deficient number, since it is larger than the sum of its proper divisors (1995663062).

3988137418 is a wasteful number, since it uses less digits than its factorization.

3988137418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531452.

The product of its digits is 1161216, while the sum is 52.

The square root of 3988137418 is about 63151.7016239468. The cubic root of 3988137418 is about 1585.8302752255.

The spelling of 3988137418 in words is "three billion, nine hundred eighty-eight million, one hundred thirty-seven thousand, four hundred eighteen".