5045206640 has 40 divisors (see below), whose sum is σ = 11740001568. Its totient is φ = 2016380160.

The previous prime is 5045206633. The next prime is 5045206657. The reversal of 5045206640 is 466025405.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×5045206640² = 50908220080600179200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5045206597 and 5045206606.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71045 + ... + 123035.

Almost surely, 2^5045206640 is an apocalyptic number.

It is an amenable number.

5045206640 is an abundant number, since it is smaller than the sum of its proper divisors (6694794928).

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

5045206640 is a wasteful number, since it uses less digits than its factorization.

5045206640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53217 (or 53211 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 5045206640 is about 71029.6180476849. The cubic root of 5045206640 is about 1715.1139772443.

The spelling of 5045206640 in words is "five billion, forty-five million, two hundred six thousand, six hundred forty".