157828608019 has 2 divisors, whose sum is σ = 157828608020. Its totient is φ = 157828608018.

The previous prime is 157828607957. The next prime is 157828608023. The reversal of 157828608019 is 910806828751.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 157828608019 - 2¹³ = 157828599827 is a prime.

It is a super-2 number, since 2×157828608019² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (157828600019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78914304009 + 78914304010.

It is an arithmetic number, because the mean of its divisors is an integer number (78914304010).

Almost surely, 2^157828608019 is an apocalyptic number.

157828608019 is a deficient number, since it is larger than the sum of its proper divisors (1).

157828608019 is an equidigital number, since it uses as much as digits as its factorization.

157828608019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1935360, while the sum is 55.

The spelling of 157828608019 in words is "one hundred fifty-seven billion, eight hundred twenty-eight million, six hundred eight thousand, nineteen".