56049991034399 has 4 divisors (see below), whose sum is σ = 57982749345960. Its totient is φ = 54117232722840.

The previous prime is 56049991034333. The next prime is 56049991034417. The reversal of 56049991034399 is 99343019994065.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 56049991034399 - 2⁴⁰ = 54950479406623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56049991034099) 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, 966379155737 + ... + 966379155794.

It is an arithmetic number, because the mean of its divisors is an integer number (14495687336490).

Almost surely, 2^{56049991034399} is an apocalyptic number.

56049991034399 is a deficient number, since it is larger than the sum of its proper divisors (1932758311561).

56049991034399 is a wasteful number, since it uses less digits than its factorization.

56049991034399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1932758311560.

The product of its (nonzero) digits is 255091680, while the sum is 71.

The spelling of 56049991034399 in words is "fifty-six trillion, forty-nine billion, nine hundred ninety-one million, thirty-four thousand, three hundred ninety-nine".