268980454076 has 24 divisors (see below), whose sum is σ = 495551617680. Its totient is φ = 127396029312.

The previous prime is 268980454031. The next prime is 268980454151. The reversal of 268980454076 is 670454089862.

It is a happy number.

It is a super-2 number, since 2×268980454076² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 411176 + ... + 840848.

It is an arithmetic number, because the mean of its divisors is an integer number (20647984070).

Almost surely, 2^268980454076 is an apocalyptic number.

It is an amenable number.

268980454076 is a deficient number, since it is larger than the sum of its proper divisors (226571163604).

268980454076 is a wasteful number, since it uses less digits than its factorization.

268980454076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437933 (or 437931 counting only the distinct ones).

The product of its (nonzero) digits is 23224320, while the sum is 59.

The spelling of 268980454076 in words is "two hundred sixty-eight billion, nine hundred eighty million, four hundred fifty-four thousand, seventy-six".