1456644612 has 24 divisors (see below), whose sum is σ = 3400247200. Its totient is φ = 485346816.

The previous prime is 1456644611. The next prime is 1456644613. The reversal of 1456644612 is 2164466541.

It is an interprime number because it is at equal distance from previous prime (1456644611) and next prime (1456644613).

It is not an unprimeable number, because it can be changed into a prime (1456644611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6564 + ... + 54372.

Almost surely, 2^1456644612 is an apocalyptic number.

1456644612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1456644612 is an abundant number, since it is smaller than the sum of its proper divisors (1943602588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1456644612 is a wasteful number, since it uses less digits than its factorization.

1456644612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50355 (or 50353 counting only the distinct ones).

The product of its digits is 138240, while the sum is 39.

The square root of 1456644612 is about 38166.0138343003. The cubic root of 1456644612 is about 1133.5774610965.

The spelling of 1456644612 in words is "one billion, four hundred fifty-six million, six hundred forty-four thousand, six hundred twelve".