2113317768 has 32 divisors (see below), whose sum is σ = 5286022560. Its totient is φ = 704075520.

The previous prime is 2113317743. The next prime is 2113317793. The reversal of 2113317768 is 8677133112.

It is an interprime number because it is at equal distance from previous prime (2113317743) and next prime (2113317793).

It is a super-2 number, since 2×2113317768² = 8932223977089003648, which contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 26928 + ... + 70368.

It is an arithmetic number, because the mean of its divisors is an integer number (165188205).

Almost surely, 2^2113317768 is an apocalyptic number.

It is an amenable number.

2113317768 is an abundant number, since it is smaller than the sum of its proper divisors (3172704792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2113317768 is a wasteful number, since it uses less digits than its factorization.

2113317768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45477 (or 45473 counting only the distinct ones).

The product of its digits is 42336, while the sum is 39.

The square root of 2113317768 is about 45970.8360593975. The cubic root of 2113317768 is about 1283.2805190761.

The spelling of 2113317768 in words is "two billion, one hundred thirteen million, three hundred seventeen thousand, seven hundred sixty-eight".