157887054337 has 2 divisors, whose sum is σ = 157887054338. Its totient is φ = 157887054336.

The previous prime is 157887054331. The next prime is 157887054341. The reversal of 157887054337 is 733450788751.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 138383256001 + 19503798336 = 371999^2 + 139656^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-157887054337 is a prime.

It is not a weakly prime, because it can be changed into another prime (157887054331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78943527168 + 78943527169.

It is an arithmetic number, because the mean of its divisors is an integer number (78943527169).

Almost surely, 2^157887054337 is an apocalyptic number.

It is an amenable number.

157887054337 is a deficient number, since it is larger than the sum of its proper divisors (1).

157887054337 is an equidigital number, since it uses as much as digits as its factorization.

157887054337 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19756800, while the sum is 58.

The spelling of 157887054337 in words is "one hundred fifty-seven billion, eight hundred eighty-seven million, fifty-four thousand, three hundred thirty-seven".