5240653645 has 8 divisors (see below), whose sum is σ = 6289979904. Its totient is φ = 4191725904.

The previous prime is 5240653609. The next prime is 5240653651. The reversal of 5240653645 is 5463560425.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5240653645 - 2¹⁵ = 5240620877 is a prime.

It is a super-3 number, since 3×5240653645³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5240653598 and 5240653607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69889 + ... + 123958.

It is an arithmetic number, because the mean of its divisors is an integer number (786247488).

Almost surely, 2^5240653645 is an apocalyptic number.

It is an amenable number.

5240653645 is a deficient number, since it is larger than the sum of its proper divisors (1049326259).

5240653645 is a wasteful number, since it uses less digits than its factorization.

5240653645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199259.

The product of its (nonzero) digits is 432000, while the sum is 40.

The square root of 5240653645 is about 72392.3590235876. The cubic root of 5240653645 is about 1736.9813390395.

The spelling of 5240653645 in words is "five billion, two hundred forty million, six hundred fifty-three thousand, six hundred forty-five".