157360221329 has 4 divisors (see below), whose sum is σ = 157380817776. Its totient is φ = 157339624884.

The previous prime is 157360221313. The next prime is 157360221367. The reversal of 157360221329 is 923122063751.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 157360221329 - 2⁴ = 157360221313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (157360221929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10286759 + ... + 10302044.

It is an arithmetic number, because the mean of its divisors is an integer number (39345204444).

Almost surely, 2^157360221329 is an apocalyptic number.

It is an amenable number.

157360221329 is a deficient number, since it is larger than the sum of its proper divisors (20596447).

157360221329 is an equidigital number, since it uses as much as digits as its factorization.

157360221329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20596446.

The product of its (nonzero) digits is 136080, while the sum is 41.

The spelling of 157360221329 in words is "one hundred fifty-seven billion, three hundred sixty million, two hundred twenty-one thousand, three hundred twenty-nine".