1268633053418 has 16 divisors (see below), whose sum is σ = 1940147964000. Its totient is φ = 621933036816.

The previous prime is 1268633053409. The next prime is 1268633053423. The reversal of 1268633053418 is 8143503368621.

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, 3833180 + ... + 4150967.

It is an arithmetic number, because the mean of its divisors is an integer number (121259247750).

Almost surely, 2^{1268633053418} is an apocalyptic number.

1268633053418 is a deficient number, since it is larger than the sum of its proper divisors (671514910582).

1268633053418 is a wasteful number, since it uses less digits than its factorization.

1268633053418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7985701.

The product of its (nonzero) digits is 2488320, while the sum is 50.

The spelling of 1268633053418 in words is "one trillion, two hundred sixty-eight billion, six hundred thirty-three million, fifty-three thousand, four hundred eighteen".