1564042420413 has 24 divisors (see below), whose sum is σ = 2594264942880. Its totient is φ = 898014785760.

The previous prime is 1564042420403. The next prime is 1564042420531. The reversal of 1564042420413 is 3140242404651.

1564042420413 is a `hidden beast` number, since 1 + 5 + 6 + 404 + 242 + 0 + 4 + 1 + 3 = 666.

It is not a de Polignac number, because 1564042420413 - 2²² = 1564038226109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1564042420403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 415745706 + ... + 415749467.

It is an arithmetic number, because the mean of its divisors is an integer number (108094372620).

Almost surely, 2^{1564042420413} is an apocalyptic number.

It is an amenable number.

1564042420413 is a deficient number, since it is larger than the sum of its proper divisors (1030222522467).

1564042420413 is a wasteful number, since it uses less digits than its factorization.

1564042420413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 831495209 (or 831495206 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

The spelling of 1564042420413 in words is "one trillion, five hundred sixty-four billion, forty-two million, four hundred twenty thousand, four hundred thirteen".