56415263533 has 8 divisors (see below), whose sum is σ = 56462160128. Its totient is φ = 56368391184.

The previous prime is 56415263519. The next prime is 56415263537. The reversal of 56415263533 is 33536251465.

56415263533 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 a de Polignac number, because none of the positive numbers 2^k-56415263533 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56415263533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56415263537) 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, 11109391 + ... + 11114467.

It is an arithmetic number, because the mean of its divisors is an integer number (7057770016).

Almost surely, 2^56415263533 is an apocalyptic number.

It is an amenable number.

56415263533 is a deficient number, since it is larger than the sum of its proper divisors (46896595).

56415263533 is a wasteful number, since it uses less digits than its factorization.

56415263533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12123.

The product of its digits is 972000, while the sum is 43.

The spelling of 56415263533 in words is "fifty-six billion, four hundred fifteen million, two hundred sixty-three thousand, five hundred thirty-three".