4662652157 has 4 divisors (see below), whose sum is σ = 4750626780. Its totient is φ = 4574677536.

The previous prime is 4662652133. The next prime is 4662652171. The reversal of 4662652157 is 7512562664.

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 2919673156 + 1742979001 = 54034^2 + 41749^2 .

It is a cyclic number.

It is not a de Polignac number, because 4662652157 - 2⁸ = 4662651901 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 (4661652157) 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, 43987232 + ... + 43987337.

It is an arithmetic number, because the mean of its divisors is an integer number (1187656695).

Almost surely, 2^4662652157 is an apocalyptic number.

It is an amenable number.

4662652157 is a deficient number, since it is larger than the sum of its proper divisors (87974623).

4662652157 is an equidigital number, since it uses as much as digits as its factorization.

4662652157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87974622.

The product of its digits is 604800, while the sum is 44.

The square root of 4662652157 is about 68283.6155823635. The cubic root of 4662652157 is about 1670.6199852999.

The spelling of 4662652157 in words is "four billion, six hundred sixty-two million, six hundred fifty-two thousand, one hundred fifty-seven".