50981763 has 32 divisors (see below), whose sum is σ = 81395712. Its totient is φ = 27770400.

The previous prime is 50981747. The next prime is 50981773. The reversal of 50981763 is 36718905.

50981763 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 50981763 - 2⁴ = 50981747 is a prime.

It is a super-3 number, since 3×50981763³ (a number of 24 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (50981773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45670 + ... + 46772.

It is an arithmetic number, because the mean of its divisors is an integer number (2543616).

Almost surely, 2^50981763 is an apocalyptic number.

50981763 is a deficient number, since it is larger than the sum of its proper divisors (30413949).

50981763 is a wasteful number, since it uses less digits than its factorization.

50981763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1215.

The product of its (nonzero) digits is 45360, while the sum is 39.

The square root of 50981763 is about 7140.1514689816. The cubic root of 50981763 is about 370.7987686282.

The spelling of 50981763 in words is "fifty million, nine hundred eighty-one thousand, seven hundred sixty-three".