1264104668 has 18 divisors (see below), whose sum is σ = 2260268136. Its totient is φ = 618600088.

The previous prime is 1264104641. The next prime is 1264104727. The reversal of 1264104668 is 8664014621.

It is a super-2 number, since 2×1264104668² = 3195921223318780448, which 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 5 ways as a sum of consecutive naturals, for example, 62696 + ... + 80367.

It is an arithmetic number, because the mean of its divisors is an integer number (125570452).

Almost surely, 2^1264104668 is an apocalyptic number.

It is an amenable number.

1264104668 is a deficient number, since it is larger than the sum of its proper divisors (996163468).

1264104668 is a wasteful number, since it uses less digits than its factorization.

1264104668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143161 (or 143112 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 38.

The square root of 1264104668 is about 35554.2496475457. The cubic root of 1264104668 is about 1081.2538786189.

The spelling of 1264104668 in words is "one billion, two hundred sixty-four million, one hundred four thousand, six hundred sixty-eight".