423919516195 has 32 divisors (see below), whose sum is σ = 595637433216. Its totient is φ = 283558579200.

The previous prime is 423919516187. The next prime is 423919516201. The reversal of 423919516195 is 591615919324.

It is not a de Polignac number, because 423919516195 - 2³ = 423919516187 is a prime.

It is a super-2 number, since 2×423919516195² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13503457 + ... + 13534813.

It is an arithmetic number, because the mean of its divisors is an integer number (18613669788).

Almost surely, 2^423919516195 is an apocalyptic number.

423919516195 is a deficient number, since it is larger than the sum of its proper divisors (171717917021).

423919516195 is a wasteful number, since it uses less digits than its factorization.

423919516195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40831.

The product of its digits is 2624400, while the sum is 55.

The spelling of 423919516195 in words is "four hundred twenty-three billion, nine hundred nineteen million, five hundred sixteen thousand, one hundred ninety-five".