82874672434 has 8 divisors (see below), whose sum is σ = 127344008988. Its totient is φ = 40426669440.

The previous prime is 82874672431. The next prime is 82874672479. The reversal of 82874672434 is 43427647828.

It can be written as a sum of positive squares in 2 ways, for example, as 80885066409 + 1989606025 = 284403^2 + 44605^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×82874672434² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (82874672431) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 505333287 + ... + 505333450.

Almost surely, 2^82874672434 is an apocalyptic number.

82874672434 is a deficient number, since it is larger than the sum of its proper divisors (44469336554).

82874672434 is a wasteful number, since it uses less digits than its factorization.

82874672434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1010666780.

The product of its digits is 14450688, while the sum is 55.

The spelling of 82874672434 in words is "eighty-two billion, eight hundred seventy-four million, six hundred seventy-two thousand, four hundred thirty-four".