32165413157 has 2 divisors, whose sum is σ = 32165413158. Its totient is φ = 32165413156.

The previous prime is 32165413123. The next prime is 32165413169. The reversal of 32165413157 is 75131456123.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32158890241 + 6522916 = 179329^2 + 2554^2 .

It is a cyclic number.

It is not a de Polignac number, because 32165413157 - 2¹⁰ = 32165412133 is a prime.

It is a super-2 number, since 2×32165413157² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 32165413157.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32165413117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16082706578 + 16082706579.

It is an arithmetic number, because the mean of its divisors is an integer number (16082706579).

Almost surely, 2^32165413157 is an apocalyptic number.

It is an amenable number.

32165413157 is a deficient number, since it is larger than the sum of its proper divisors (1).

32165413157 is an equidigital number, since it uses as much as digits as its factorization.

32165413157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 75600, while the sum is 38.

The spelling of 32165413157 in words is "thirty-two billion, one hundred sixty-five million, four hundred thirteen thousand, one hundred fifty-seven".