4006455564 has 12 divisors (see below), whose sum is σ = 9348396344. Its totient is φ = 1335485184.

The previous prime is 4006455517. The next prime is 4006455587. The reversal of 4006455564 is 4655546004.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166935637 + ... + 166935660.

Almost surely, 2^4006455564 is an apocalyptic number.

It is an amenable number.

4006455564 is an abundant number, since it is smaller than the sum of its proper divisors (5341940780).

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

4006455564 is a wasteful number, since it uses less digits than its factorization.

4006455564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333871304 (or 333871302 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 39.

The square root of 4006455564 is about 63296.5683429994. The cubic root of 4006455564 is about 1588.2545570684.

The spelling of 4006455564 in words is "four billion, six million, four hundred fifty-five thousand, five hundred sixty-four".