56121461277047 has 12 divisors (see below), whose sum is σ = 57784699322280. Its totient is φ = 54504838586016.

The previous prime is 56121461277023. The next prime is 56121461277103. The reversal of 56121461277047 is 74077216412165.

56121461277047 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 56121461277047 - 2⁶ = 56121461276983 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 56121461277047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56121461279047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36723272 + ... + 38220957.

It is an arithmetic number, because the mean of its divisors is an integer number (4815391610190).

Almost surely, 2^{56121461277047} is an apocalyptic number.

56121461277047 is a deficient number, since it is larger than the sum of its proper divisors (1663238045233).

56121461277047 is an equidigital number, since it uses as much as digits as its factorization.

56121461277047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74944850 (or 74944813 counting only the distinct ones).

The product of its (nonzero) digits is 3951360, while the sum is 53.

The spelling of 56121461277047 in words is "fifty-six trillion, one hundred twenty-one billion, four hundred sixty-one million, two hundred seventy-seven thousand, forty-seven".