4918791357 has 6 divisors (see below), whose sum is σ = 7104920862. Its totient is φ = 3279194232.

The previous prime is 4918791341. The next prime is 4918791377. The reversal of 4918791357 is 7531978194.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3571974756 + 1346816601 = 59766^2 + 36699^2 .

It is not a de Polignac number, because 4918791357 - 2⁴ = 4918791341 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4918791377) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 273266178 + ... + 273266195.

It is an arithmetic number, because the mean of its divisors is an integer number (1184153477).

Almost surely, 2^4918791357 is an apocalyptic number.

It is an amenable number.

4918791357 is a deficient number, since it is larger than the sum of its proper divisors (2186129505).

4918791357 is a wasteful number, since it uses less digits than its factorization.

4918791357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 546532379 (or 546532376 counting only the distinct ones).

The product of its digits is 1905120, while the sum is 54.

The square root of 4918791357 is about 70134.0955384754. The cubic root of 4918791357 is about 1700.6677142914.

The spelling of 4918791357 in words is "four billion, nine hundred eighteen million, seven hundred ninety-one thousand, three hundred fifty-seven".