1146455568 has 30 divisors (see below), whose sum is σ = 3208483694. Its totient is φ = 382151808.

The previous prime is 1146455567. The next prime is 1146455599. The reversal of 1146455568 is 8655546411.

1146455568 is a `hidden beast` number, since 1 + 1 + 46 + 45 + 5 + 568 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1088208144 + 58247424 = 32988^2 + 7632^2 .

It is not an unprimeable number, because it can be changed into a prime (1146455567) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3980605 + ... + 3980892.

Almost surely, 2^1146455568 is an apocalyptic number.

1146455568 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1146455568 is an abundant number, since it is smaller than the sum of its proper divisors (2062028126).

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

1146455568 is a wasteful number, since it uses less digits than its factorization.

1146455568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7961511 (or 7961502 counting only the distinct ones).

The product of its digits is 576000, while the sum is 45.

The square root of 1146455568 is about 33859.3497870234. The cubic root of 1146455568 is about 1046.6120789594.

The spelling of 1146455568 in words is "one billion, one hundred forty-six million, four hundred fifty-five thousand, five hundred sixty-eight".