4457616157 has 2 divisors, whose sum is σ = 4457616158. Its totient is φ = 4457616156.

The previous prime is 4457616133. The next prime is 4457616161. The reversal of 4457616157 is 7516167544.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3097924281 + 1359691876 = 55659^2 + 36874^2 .

It is a cyclic number.

It is not a de Polignac number, because 4457616157 - 2⁷ = 4457616029 is a prime.

It is a super-3 number, since 3×4457616157³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4457616127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2228808078 + 2228808079.

It is an arithmetic number, because the mean of its divisors is an integer number (2228808079).

Almost surely, 2^4457616157 is an apocalyptic number.

It is an amenable number.

4457616157 is a deficient number, since it is larger than the sum of its proper divisors (1).

4457616157 is an equidigital number, since it uses as much as digits as its factorization.

4457616157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 705600, while the sum is 46.

The square root of 4457616157 is about 66765.3814263051. The cubic root of 4457616157 is about 1645.7639928269.

The spelling of 4457616157 in words is "four billion, four hundred fifty-seven million, six hundred sixteen thousand, one hundred fifty-seven".