2668877494 has 8 divisors (see below), whose sum is σ = 4015411848. Its totient is φ = 1330406880.

The previous prime is 2668877479. The next prime is 2668877501. The reversal of 2668877494 is 4947788662.

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

It is a super-3 number, since 3×2668877494³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 2015107 + ... + 2016430.

It is an arithmetic number, because the mean of its divisors is an integer number (501926481).

Almost surely, 2^2668877494 is an apocalyptic number.

2668877494 is a deficient number, since it is larger than the sum of its proper divisors (1346534354).

2668877494 is a wasteful number, since it uses less digits than its factorization.

2668877494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4031870.

The product of its digits is 32514048, while the sum is 61.

The square root of 2668877494 is about 51661.1797581124. The cubic root of 2668877494 is about 1387.1056683586.

The spelling of 2668877494 in words is "two billion, six hundred sixty-eight million, eight hundred seventy-seven thousand, four hundred ninety-four".