4719198157 has 8 divisors (see below), whose sum is σ = 4727828736. Its totient is φ = 4710577872.

The previous prime is 4719198149. The next prime is 4719198163. The reversal of 4719198157 is 7518919174.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 4719198157 - 2³ = 4719198149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4719198557) 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, 2131383 + ... + 2133595.

It is an arithmetic number, because the mean of its divisors is an integer number (590978592).

Almost surely, 2^4719198157 is an apocalyptic number.

It is an amenable number.

4719198157 is a deficient number, since it is larger than the sum of its proper divisors (8630579).

4719198157 is a wasteful number, since it uses less digits than its factorization.

4719198157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5147.

The product of its digits is 635040, while the sum is 52.

The square root of 4719198157 is about 68696.4202633587. The cubic root of 4719198157 is about 1677.3463109027.

The spelling of 4719198157 in words is "four billion, seven hundred nineteen million, one hundred ninety-eight thousand, one hundred fifty-seven".