3919379998 has 16 divisors (see below), whose sum is σ = 6250434336. Its totient is φ = 1839117280.

The previous prime is 3919379977. The next prime is 3919380007. The reversal of 3919379998 is 8999739193.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 801373 + ... + 806248.

It is an arithmetic number, because the mean of its divisors is an integer number (390652146).

Almost surely, 2^3919379998 is an apocalyptic number.

3919379998 is a deficient number, since it is larger than the sum of its proper divisors (2331054338).

3919379998 is a wasteful number, since it uses less digits than its factorization.

3919379998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1607699.

The product of its digits is 29760696, while the sum is 67.

The square root of 3919379998 is about 62604.9518648485. The cubic root of 3919379998 is about 1576.6639001501.

The spelling of 3919379998 in words is "three billion, nine hundred nineteen million, three hundred seventy-nine thousand, nine hundred ninety-eight".