2656016123 has 8 divisors (see below), whose sum is σ = 2676879840. Its totient is φ = 2635174080.

The previous prime is 2656016117. The next prime is 2656016173. The reversal of 2656016123 is 3216106562.

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

It is a cyclic number.

It is not a de Polignac number, because 2656016123 - 2⁶ = 2656016059 is a prime.

It is a super-2 number, since 2×2656016123² = 14108843291271902258, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2656016123.

It is not an unprimeable number, because it can be changed into a prime (2656016113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 312413 + ... + 320801.

It is an arithmetic number, because the mean of its divisors is an integer number (334609980).

Almost surely, 2^2656016123 is an apocalyptic number.

2656016123 is a deficient number, since it is larger than the sum of its proper divisors (20863717).

2656016123 is a wasteful number, since it uses less digits than its factorization.

2656016123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10837.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 2656016123 is about 51536.5513300997. The cubic root of 2656016123 is about 1384.8739167633.

The spelling of 2656016123 in words is "two billion, six hundred fifty-six million, sixteen thousand, one hundred twenty-three".