1258496264 has 16 divisors (see below), whose sum is σ = 2498485500. Its totient is φ = 592233472.

The previous prime is 1258496257. The next prime is 1258496269. The reversal of 1258496264 is 4626948521.

It can be written as a sum of positive squares in 2 ways, for example, as 1077808900 + 180687364 = 32830^2 + 13442^2 .

It is not an unprimeable number, because it can be changed into a prime (1258496269) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4626689 + ... + 4626960.

Almost surely, 2^1258496264 is an apocalyptic number.

It is an amenable number.

1258496264 is a deficient number, since it is larger than the sum of its proper divisors (1239989236).

1258496264 is a wasteful number, since it uses less digits than its factorization.

1258496264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9253672 (or 9253668 counting only the distinct ones).

The product of its digits is 829440, while the sum is 47.

The square root of 1258496264 is about 35475.2908938038. The cubic root of 1258496264 is about 1079.6524556161.

The spelling of 1258496264 in words is "one billion, two hundred fifty-eight million, four hundred ninety-six thousand, two hundred sixty-four".