4045455612 has 36 divisors (see below), whose sum is σ = 11155651416. Its totient is φ = 1225895520.

The previous prime is 4045455611. The next prime is 4045455637. The reversal of 4045455612 is 2165545404.

4045455612 is a `hidden beast` number, since 40 + 4 + 54 + 5 + 561 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×4045455612² = 32731422217324589088, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4045455611) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5107503 + ... + 5108294.

It is an arithmetic number, because the mean of its divisors is an integer number (309879206).

Almost surely, 2^4045455612 is an apocalyptic number.

It is an amenable number.

4045455612 is an abundant number, since it is smaller than the sum of its proper divisors (7110195804).

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

4045455612 is a wasteful number, since it uses less digits than its factorization.

4045455612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10215818 (or 10215813 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

The square root of 4045455612 is about 63603.8962014121. The cubic root of 4045455612 is about 1593.3914414052.

The spelling of 4045455612 in words is "four billion, forty-five million, four hundred fifty-five thousand, six hundred twelve".