4525806864 has 40 divisors (see below), whose sum is σ = 11780933472. Its totient is φ = 1497084160.

The previous prime is 4525806863. The next prime is 4525806893. The reversal of 4525806864 is 4686085254.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (4525806863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 353589 + ... + 366164.

Almost surely, 2^4525806864 is an apocalyptic number.

It is an amenable number.

4525806864 is an abundant number, since it is smaller than the sum of its proper divisors (7255126608).

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

4525806864 is a wasteful number, since it uses less digits than its factorization.

4525806864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 719895 (or 719889 counting only the distinct ones).

The product of its (nonzero) digits is 1843200, while the sum is 48.

The square root of 4525806864 is about 67274.1173409209. The cubic root of 4525806864 is about 1654.1136248470.

The spelling of 4525806864 in words is "four billion, five hundred twenty-five million, eight hundred six thousand, eight hundred sixty-four".