50664154 has 4 divisors (see below), whose sum is σ = 75996234. Its totient is φ = 25332076.

The previous prime is 50664139. The next prime is 50664157. The reversal of 50664154 is 45146605.

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

It can be written as a sum of positive squares in only one way, i.e., 44023225 + 6640929 = 6635^2 + 2577^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (50664157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12666037 + ... + 12666040.

Almost surely, 2^50664154 is an apocalyptic number.

50664154 is a deficient number, since it is larger than the sum of its proper divisors (25332080).

50664154 is a wasteful number, since it uses less digits than its factorization.

50664154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25332079.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 50664154 is about 7117.8756662364. The cubic root of 50664154 is about 370.0271565166.

The spelling of 50664154 in words is "fifty million, six hundred sixty-four thousand, one hundred fifty-four".