426668280374 has 24 divisors (see below), whose sum is σ = 748796066928. Its totient is φ = 181800845520.

The previous prime is 426668280373. The next prime is 426668280421. The reversal of 426668280374 is 473082866624.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426668280373) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12566162 + ... + 12600069.

It is an arithmetic number, because the mean of its divisors is an integer number (31199836122).

Almost surely, 2^426668280374 is an apocalyptic number.

426668280374 is a deficient number, since it is larger than the sum of its proper divisors (322127786554).

426668280374 is a wasteful number, since it uses less digits than its factorization.

426668280374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25166420 (or 25166413 counting only the distinct ones).

The product of its (nonzero) digits is 18579456, while the sum is 56.

The spelling of 426668280374 in words is "four hundred twenty-six billion, six hundred sixty-eight million, two hundred eighty thousand, three hundred seventy-four".