157264327229 has 4 divisors (see below), whose sum is σ = 157361826876. Its totient is φ = 157166827584.

The previous prime is 157264327219. The next prime is 157264327289. The reversal of 157264327229 is 922723462751.

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 139315562500 + 17948764729 = 373250^2 + 133973^2 .

It is a cyclic number.

It is not a de Polignac number, because 157264327229 - 2¹² = 157264323133 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 (157264327219) 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, 48747404 + ... + 48750629.

It is an arithmetic number, because the mean of its divisors is an integer number (39340456719).

Almost surely, 2^157264327229 is an apocalyptic number.

It is an amenable number.

157264327229 is a deficient number, since it is larger than the sum of its proper divisors (97499647).

157264327229 is an equidigital number, since it uses as much as digits as its factorization.

157264327229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97499646.

The product of its digits is 2540160, while the sum is 50.

The spelling of 157264327229 in words is "one hundred fifty-seven billion, two hundred sixty-four million, three hundred twenty-seven thousand, two hundred twenty-nine".