56223606461 has 4 divisors (see below), whose sum is σ = 61334843424. Its totient is φ = 51112369500.

The previous prime is 56223606457. The next prime is 56223606503. The reversal of 56223606461 is 16460632265.

It is a happy number.

56223606461 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 56223606461 - 2² = 56223606457 is a prime.

It is a super-2 number, since 2×56223606461² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56223606161) 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, 2555618465 + ... + 2555618486.

It is an arithmetic number, because the mean of its divisors is an integer number (15333710856).

Almost surely, 2^56223606461 is an apocalyptic number.

It is an amenable number.

56223606461 is a deficient number, since it is larger than the sum of its proper divisors (5111236963).

56223606461 is a wasteful number, since it uses less digits than its factorization.

56223606461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5111236962.

The product of its (nonzero) digits is 311040, while the sum is 41.

The spelling of 56223606461 in words is "fifty-six billion, two hundred twenty-three million, six hundred six thousand, four hundred sixty-one".