50311664 has 20 divisors (see below), whose sum is σ = 104977656. Its totient is φ = 23220672.

The previous prime is 50311661. The next prime is 50311693. The reversal of 50311664 is 46611305.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50311661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120734 + ... + 121149.

Almost surely, 2^50311664 is an apocalyptic number.

It is an amenable number.

50311664 is an abundant number, since it is smaller than the sum of its proper divisors (54665992).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50311664 is a wasteful number, since it uses less digits than its factorization.

50311664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241904 (or 241898 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 50311664 is about 7093.0715490540. The cubic root of 50311664 is about 369.1670182492.

Adding to 50311664 its reverse (46611305), we get a palindrome (96922969).

It can be divided in two parts, 503 and 11664, that added together give a cube (12167 = 23³).

The spelling of 50311664 in words is "fifty million, three hundred eleven thousand, six hundred sixty-four".