814099127781572 has 48 divisors (see below), whose sum is σ = 1462895311417344. Its totient is φ = 396278091300000.

The previous prime is 814099127781551. The next prime is 814099127781607. The reversal of 814099127781572 is 275187721990418.

It is a super-2 number, since 2×814099127781572² (a number of 31 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (71).

It is a junction number, because it is equal to n+sod(n) for n = 814099127781496 and 814099127781505.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37137947 + ... + 54839997.

It is an arithmetic number, because the mean of its divisors is an integer number (30476985654528).

Almost surely, 2^{814099127781572} is an apocalyptic number.

It is an amenable number.

814099127781572 is a deficient number, since it is larger than the sum of its proper divisors (648796183635772).

814099127781572 is a wasteful number, since it uses less digits than its factorization.

814099127781572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17704160 (or 17704158 counting only the distinct ones).

The product of its (nonzero) digits is 142248960, while the sum is 71.

The spelling of 814099127781572 in words is "eight hundred fourteen trillion, ninety-nine billion, one hundred twenty-seven million, seven hundred eighty-one thousand, five hundred seventy-two".