56224211616 has 48 divisors (see below), whose sum is σ = 163987286400. Its totient is φ = 18741403584.

The previous prime is 56224211581. The next prime is 56224211621. The reversal of 56224211616 is 61611242265.

56224211616 is a `hidden beast` number, since 5 + 6 + 2 + 24 + 2 + 11 + 616 = 666.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×56224211616² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 32536296 + ... + 32538023.

It is an arithmetic number, because the mean of its divisors is an integer number (3416401800).

Almost surely, 2^56224211616 is an apocalyptic number.

It is an amenable number.

56224211616 is an abundant number, since it is smaller than the sum of its proper divisors (107763074784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56224211616 is a wasteful number, since it uses less digits than its factorization.

56224211616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65074338 (or 65074324 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The spelling of 56224211616 in words is "fifty-six billion, two hundred twenty-four million, two hundred eleven thousand, six hundred sixteen".