1457779264 has 28 divisors (see below), whose sum is σ = 2894039424. Its totient is φ = 728572544.

The previous prime is 1457779259. The next prime is 1457779283. The reversal of 1457779264 is 4629777541.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 228729 + ... + 235015.

Almost surely, 2^1457779264 is an apocalyptic number.

It is an amenable number.

1457779264 is a deficient number, since it is larger than the sum of its proper divisors (1436260160).

1457779264 is an equidigital number, since it uses as much as digits as its factorization.

1457779264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9922 (or 9912 counting only the distinct ones).

The product of its digits is 2963520, while the sum is 52.

The square root of 1457779264 is about 38180.8756316562. The cubic root of 1457779264 is about 1133.8717177513.

The spelling of 1457779264 in words is "one billion, four hundred fifty-seven million, seven hundred seventy-nine thousand, two hundred sixty-four".