157730334023 has 2 divisors, whose sum is σ = 157730334024. Its totient is φ = 157730334022.

The previous prime is 157730334019. The next prime is 157730334077. The reversal of 157730334023 is 320433037751.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 157730334023 - 2² = 157730334019 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (157730334623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78865167011 + 78865167012.

It is an arithmetic number, because the mean of its divisors is an integer number (78865167012).

Almost surely, 2^157730334023 is an apocalyptic number.

157730334023 is a deficient number, since it is larger than the sum of its proper divisors (1).

157730334023 is an equidigital number, since it uses as much as digits as its factorization.

157730334023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 158760, while the sum is 38.

The spelling of 157730334023 in words is "one hundred fifty-seven billion, seven hundred thirty million, three hundred thirty-four thousand, twenty-three".