5606694901 has 4 divisors (see below), whose sum is σ = 5609809804. Its totient is φ = 5603580000.

The previous prime is 5606694883. The next prime is 5606694943. The reversal of 5606694901 is 1094966065.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1094966065 = 5 ⋅218993213.

It can be written as a sum of positive squares in 2 ways, for example, as 1637820900 + 3968874001 = 40470^2 + 62999^2 .

It is a cyclic number.

It is not a de Polignac number, because 5606694901 - 2⁵ = 5606694869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5606694991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1554750 + ... + 1558351.

It is an arithmetic number, because the mean of its divisors is an integer number (1402452451).

Almost surely, 2^5606694901 is an apocalyptic number.

It is an amenable number.

5606694901 is a deficient number, since it is larger than the sum of its proper divisors (3114903).

5606694901 is a wasteful number, since it uses less digits than its factorization.

5606694901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3114902.

The product of its (nonzero) digits is 349920, while the sum is 46.

The square root of 5606694901 is about 74877.8665628235. The cubic root of 5606694901 is about 1776.5153918269.

The spelling of 5606694901 in words is "five billion, six hundred six million, six hundred ninety-four thousand, nine hundred one".