5606399493 has 6 divisors (see below), whose sum is σ = 8098132614. Its totient is φ = 3737599656.

The previous prime is 5606399479. The next prime is 5606399497. The reversal of 5606399493 is 3949936065.

5606399493 is a `hidden beast` number, since 5 + 6 + 0 + 63 + 99 + 493 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4473201924 + 1133197569 = 66882^2 + 33663^2 .

It is not a de Polignac number, because 5606399493 - 2⁶ = 5606399429 is a prime.

It is a super-2 number, since 2×5606399493² = 62863430550221314098, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5606399497) 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, 311466630 + ... + 311466647.

It is an arithmetic number, because the mean of its divisors is an integer number (1349688769).

Almost surely, 2^5606399493 is an apocalyptic number.

It is an amenable number.

5606399493 is a deficient number, since it is larger than the sum of its proper divisors (2491733121).

5606399493 is a wasteful number, since it uses less digits than its factorization.

5606399493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622933283 (or 622933280 counting only the distinct ones).

The product of its (nonzero) digits is 4723920, while the sum is 54.

The square root of 5606399493 is about 74875.8939379023. The cubic root of 5606399493 is about 1776.4841906716.

The spelling of 5606399493 in words is "five billion, six hundred six million, three hundred ninety-nine thousand, four hundred ninety-three".