1453530816 has 84 divisors (see below), whose sum is σ = 4347466032. Its totient is φ = 463440384.

The previous prime is 1453530809. The next prime is 1453530851. The reversal of 1453530816 is 6180353541.

1453530816 is a `hidden beast` number, since 1 + 45 + 3 + 530 + 81 + 6 = 666.

It is a super-2 number, since 2×1453530816² = 4225503666123251712, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41611 + ... + 68106.

It is an arithmetic number, because the mean of its divisors is an integer number (51755548).

Almost surely, 2^1453530816 is an apocalyptic number.

1453530816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1453530816 is an abundant number, since it is smaller than the sum of its proper divisors (2893935216).

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

1453530816 is a wasteful number, since it uses less digits than its factorization.

1453530816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109758 (or 109745 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 1453530816 is about 38125.1992257090. The cubic root of 1453530816 is about 1132.7691543358.

The spelling of 1453530816 in words is "one billion, four hundred fifty-three million, five hundred thirty thousand, eight hundred sixteen".