50644463 has 4 divisors (see below), whose sum is σ = 50854848. Its totient is φ = 50434080.

The previous prime is 50644423. The next prime is 50644487. The reversal of 50644463 is 36444605.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50644463 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 (50644423) 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, 104831 + ... + 105312.

It is an arithmetic number, because the mean of its divisors is an integer number (12713712).

Almost surely, 2^50644463 is an apocalyptic number.

50644463 is a deficient number, since it is larger than the sum of its proper divisors (210385).

50644463 is a wasteful number, since it uses less digits than its factorization.

50644463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210384.

The product of its (nonzero) digits is 34560, while the sum is 32.

The square root of 50644463 is about 7116.4923241721. The cubic root of 50644463 is about 369.9792123700.

The spelling of 50644463 in words is "fifty million, six hundred forty-four thousand, four hundred sixty-three".