1453572664 has 16 divisors (see below), whose sum is σ = 2733541200. Its totient is φ = 724628352.

The previous prime is 1453572643. The next prime is 1453572667. The reversal of 1453572664 is 4662753541.

It is a super-2 number, since 2×1453572664² = 4225746979056113792, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1453572664.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1453572667) 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, 266884 + ... + 272275.

It is an arithmetic number, because the mean of its divisors is an integer number (170846325).

Almost surely, 2^1453572664 is an apocalyptic number.

It is an amenable number.

1453572664 is a deficient number, since it is larger than the sum of its proper divisors (1279968536).

1453572664 is a wasteful number, since it uses less digits than its factorization.

1453572664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539502 (or 539498 counting only the distinct ones).

The product of its digits is 604800, while the sum is 43.

The square root of 1453572664 is about 38125.7480451204. The cubic root of 1453572664 is about 1132.7800252597.

The spelling of 1453572664 in words is "one billion, four hundred fifty-three million, five hundred seventy-two thousand, six hundred sixty-four".