4664017157 has 4 divisors (see below), whose sum is σ = 4664199180. Its totient is φ = 4663835136.

The previous prime is 4664017151. The next prime is 4664017187. The reversal of 4664017157 is 7517104664.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2802008356 + 1862008801 = 52934^2 + 43151^2 .

It is a cyclic number.

It is not a de Polignac number, because 4664017157 - 2⁶ = 4664017093 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 (4664017151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44732 + ... + 106437.

It is an arithmetic number, because the mean of its divisors is an integer number (1166049795).

Almost surely, 2^4664017157 is an apocalyptic number.

It is an amenable number.

4664017157 is a deficient number, since it is larger than the sum of its proper divisors (182023).

4664017157 is a wasteful number, since it uses less digits than its factorization.

4664017157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182022.

The product of its (nonzero) digits is 141120, while the sum is 41.

The square root of 4664017157 is about 68293.6099280160. The cubic root of 4664017157 is about 1670.7829950856.

The spelling of 4664017157 in words is "four billion, six hundred sixty-four million, seventeen thousand, one hundred fifty-seven".