47720513363 has 4 divisors (see below), whose sum is σ = 47721880800. Its totient is φ = 47719145928.

The previous prime is 47720513353. The next prime is 47720513419. The reversal of 47720513363 is 36331502774.

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 47720513363 - 2¹² = 47720509267 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 47720513363.

It is not an unprimeable number, because it can be changed into a prime (47720513333) 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, 629963 + ... + 701636.

It is an arithmetic number, because the mean of its divisors is an integer number (11930470200).

Almost surely, 2^47720513363 is an apocalyptic number.

47720513363 is a deficient number, since it is larger than the sum of its proper divisors (1367437).

47720513363 is a wasteful number, since it uses less digits than its factorization.

47720513363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1367436.

The product of its (nonzero) digits is 317520, while the sum is 41.

The spelling of 47720513363 in words is "forty-seven billion, seven hundred twenty million, five hundred thirteen thousand, three hundred sixty-three".