556761463 has 4 divisors (see below), whose sum is σ = 569709448. Its totient is φ = 543813480.

The previous prime is 556761461. The next prime is 556761487. The reversal of 556761463 is 364167655.

556761463 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 556761463 - 2¹ = 556761461 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43), and also a Moran number because the ratio is a prime number: 12947941 = 556761463 / (5 + 5 + 6 + 7 + 6 + 1 + 4 + 6 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556761461) 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, 6473928 + ... + 6474013.

It is an arithmetic number, because the mean of its divisors is an integer number (142427362).

Almost surely, 2^556761463 is an apocalyptic number.

556761463 is a deficient number, since it is larger than the sum of its proper divisors (12947985).

556761463 is a wasteful number, since it uses less digits than its factorization.

556761463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12947984.

The product of its digits is 453600, while the sum is 43.

The square root of 556761463 is about 23595.7933327108. The cubic root of 556761463 is about 822.6650662941.

The spelling of 556761463 in words is "five hundred fifty-six million, seven hundred sixty-one thousand, four hundred sixty-three".