4191156398 has 48 divisors (see below), whose sum is σ = 7500596112. Its totient is φ = 1740960000.

The previous prime is 4191156371. The next prime is 4191156433. The reversal of 4191156398 is 8936511914.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 369938 + ... + 381098.

It is an arithmetic number, because the mean of its divisors is an integer number (156262419).

Almost surely, 2^4191156398 is an apocalyptic number.

4191156398 is a deficient number, since it is larger than the sum of its proper divisors (3309439714).

4191156398 is a wasteful number, since it uses less digits than its factorization.

4191156398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11301 (or 11288 counting only the distinct ones).

The product of its digits is 233280, while the sum is 47.

The square root of 4191156398 is about 64739.1411589619. The cubic root of 4191156398 is about 1612.2954279909.

The spelling of 4191156398 in words is "four billion, one hundred ninety-one million, one hundred fifty-six thousand, three hundred ninety-eight".