4119891042 has 16 divisors (see below), whose sum is σ = 8249613120. Its totient is φ = 1371658512.

The previous prime is 4119891023. The next prime is 4119891043. The reversal of 4119891042 is 2401989114.

It is not an unprimeable number, because it can be changed into a prime (4119891043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 404173 + ... + 414240.

It is an arithmetic number, because the mean of its divisors is an integer number (515600820).

Almost surely, 2^4119891042 is an apocalyptic number.

4119891042 is an abundant number, since it is smaller than the sum of its proper divisors (4129722078).

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

4119891042 is a wasteful number, since it uses less digits than its factorization.

4119891042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 819257.

The product of its (nonzero) digits is 20736, while the sum is 39.

The square root of 4119891042 is about 64186.3773864829. The cubic root of 4119891042 is about 1603.1047840609.

The spelling of 4119891042 in words is "four billion, one hundred nineteen million, eight hundred ninety-one thousand, forty-two".