157887788753 has 2 divisors, whose sum is σ = 157887788754. Its totient is φ = 157887788752.

The previous prime is 157887788731. The next prime is 157887788767. The reversal of 157887788753 is 357887788751.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 128656363969 + 29231424784 = 358687^2 + 170972^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-157887788753 is a prime.

It is not a weakly prime, because it can be changed into another prime (157887788713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78943894376 + 78943894377.

It is an arithmetic number, because the mean of its divisors is an integer number (78943894377).

Almost surely, 2^157887788753 is an apocalyptic number.

It is an amenable number.

157887788753 is a deficient number, since it is larger than the sum of its proper divisors (1).

157887788753 is an equidigital number, since it uses as much as digits as its factorization.

157887788753 is an evil number, because the sum of its binary digits is even.

The product of its digits is 737587200, while the sum is 74.

The spelling of 157887788753 in words is "one hundred fifty-seven billion, eight hundred eighty-seven million, seven hundred eighty-eight thousand, seven hundred fifty-three".