612127333394 has 4 divisors (see below), whose sum is σ = 918191000094. Its totient is φ = 306063666696.

The previous prime is 612127333381. The next prime is 612127333511. The reversal of 612127333394 is 493333721216.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 496020178369 + 116107155025 = 704287^2 + 340745^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 153031833347 + ... + 153031833350.

Almost surely, 2^612127333394 is an apocalyptic number.

612127333394 is a deficient number, since it is larger than the sum of its proper divisors (306063666700).

612127333394 is a wasteful number, since it uses less digits than its factorization.

612127333394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306063666699.

The product of its digits is 489888, while the sum is 44.

The spelling of 612127333394 in words is "six hundred twelve billion, one hundred twenty-seven million, three hundred thirty-three thousand, three hundred ninety-four".