156850916419 has 2 divisors, whose sum is σ = 156850916420. Its totient is φ = 156850916418.

The previous prime is 156850916407. The next prime is 156850916423. The reversal of 156850916419 is 914619058651.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 156850916419 - 2⁷ = 156850916291 is a prime.

It is a super-2 number, since 2×156850916419² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 156850916419.

It is not a weakly prime, because it can be changed into another prime (156850916819) 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, 78425458209 + 78425458210.

It is an arithmetic number, because the mean of its divisors is an integer number (78425458210).

Almost surely, 2^156850916419 is an apocalyptic number.

156850916419 is a deficient number, since it is larger than the sum of its proper divisors (1).

156850916419 is an equidigital number, since it uses as much as digits as its factorization.

156850916419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2332800, while the sum is 55.

The spelling of 156850916419 in words is "one hundred fifty-six billion, eight hundred fifty million, nine hundred sixteen thousand, four hundred nineteen".