1563959143047 has 64 divisors (see below), whose sum is σ = 2468768440320. Its totient is φ = 861803712000.

The previous prime is 1563959143031. The next prime is 1563959143051. The reversal of 1563959143047 is 7403419593651.

It is not a de Polignac number, because 1563959143047 - 2⁴ = 1563959143031 is a prime.

It is a super-2 number, since 2×1563959143047² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1563959143027) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 232279293 + ... + 232286025.

It is an arithmetic number, because the mean of its divisors is an integer number (38574506880).

Almost surely, 2^{1563959143047} is an apocalyptic number.

1563959143047 is a deficient number, since it is larger than the sum of its proper divisors (904809297273).

1563959143047 is a wasteful number, since it uses less digits than its factorization.

1563959143047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7984.

The product of its (nonzero) digits is 12247200, while the sum is 57.

The spelling of 1563959143047 in words is "one trillion, five hundred sixty-three billion, nine hundred fifty-nine million, one hundred forty-three thousand, forty-seven".