2656334942 has 4 divisors (see below), whose sum is σ = 3984502416. Its totient is φ = 1328167470.

The previous prime is 2656334939. The next prime is 2656334959. The reversal of 2656334942 is 2494336562.

It is a happy number.

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

It is a super-2 number, since 2×2656334942² = 14112230648180286728, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2656334893 and 2656334902.

It is a congruent number.

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, 664083734 + ... + 664083737.

It is an arithmetic number, because the mean of its divisors is an integer number (996125604).

Almost surely, 2^2656334942 is an apocalyptic number.

2656334942 is a deficient number, since it is larger than the sum of its proper divisors (1328167474).

2656334942 is a wasteful number, since it uses less digits than its factorization.

2656334942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1328167473.

The product of its digits is 933120, while the sum is 44.

The square root of 2656334942 is about 51539.6443720754. The cubic root of 2656334942 is about 1384.9293263733.

The spelling of 2656334942 in words is "two billion, six hundred fifty-six million, three hundred thirty-four thousand, nine hundred forty-two".