56911683459225 has 48 divisors (see below), whose sum is σ = 107611340433408. Its totient is φ = 25998537445440.

The previous prime is 56911683459221. The next prime is 56911683459233. The reversal of 56911683459225 is 52295438611965.

It is not a de Polignac number, because 56911683459225 - 2² = 56911683459221 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56911683459221) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 37233729 + ... + 38732078.

It is an arithmetic number, because the mean of its divisors is an integer number (2241902925696).

Almost surely, 2^{56911683459225} is an apocalyptic number.

It is an amenable number.

56911683459225 is a deficient number, since it is larger than the sum of its proper divisors (50699656974183).

56911683459225 is a wasteful number, since it uses less digits than its factorization.

56911683459225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75967254 (or 75967249 counting only the distinct ones).

The product of its digits is 139968000, while the sum is 66.

The spelling of 56911683459225 in words is "fifty-six trillion, nine hundred eleven billion, six hundred eighty-three million, four hundred fifty-nine thousand, two hundred twenty-five".