2468720685478 has 4 divisors (see below), whose sum is σ = 3703081028220. Its totient is φ = 1234360342738.

The previous prime is 2468720685463. The next prime is 2468720685533. The reversal of 2468720685478 is 8745860278642.

2468720685478 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 617180171368 + ... + 617180171371.

It is an arithmetic number, because the mean of its divisors is an integer number (925770257055).

Almost surely, 2^{2468720685478} is an apocalyptic number.

2468720685478 is a deficient number, since it is larger than the sum of its proper divisors (1234360342742).

2468720685478 is a wasteful number, since it uses less digits than its factorization.

2468720685478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1234360342741.

The product of its (nonzero) digits is 289013760, while the sum is 67.

The spelling of 2468720685478 in words is "two trillion, four hundred sixty-eight billion, seven hundred twenty million, six hundred eighty-five thousand, four hundred seventy-eight".