56135849369 has 8 divisors (see below), whose sum is σ = 58691632320. Its totient is φ = 53589657616.

The previous prime is 56135849351. The next prime is 56135849377. The reversal of 56135849369 is 96394853165.

It is a happy number.

56135849369 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 56135849369 - 2¹² = 56135845273 is a prime.

It is a super-2 number, since 2×56135849369² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (56135849069) 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, 2385827 + ... + 2409240.

It is an arithmetic number, because the mean of its divisors is an integer number (7336454040).

Almost surely, 2^56135849369 is an apocalyptic number.

It is an amenable number.

56135849369 is a deficient number, since it is larger than the sum of its proper divisors (2555782951).

56135849369 is a wasteful number, since it uses less digits than its factorization.

56135849369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4795599.

The product of its digits is 20995200, while the sum is 59.

The spelling of 56135849369 in words is "fifty-six billion, one hundred thirty-five million, eight hundred forty-nine thousand, three hundred sixty-nine".