50445040 has 40 divisors (see below), whose sum is σ = 117581760. Its totient is φ = 20126976.

The previous prime is 50444983. The next prime is 50445061. The reversal of 50445040 is 4054405.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57082 + ... + 57958.

It is an arithmetic number, because the mean of its divisors is an integer number (2939544).

Almost surely, 2^50445040 is an apocalyptic number.

It is an amenable number.

50445040 is an abundant number, since it is smaller than the sum of its proper divisors (67136720).

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

50445040 is a wasteful number, since it uses less digits than its factorization.

50445040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1609 (or 1603 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 50445040 is about 7102.4671769745. The cubic root of 50445040 is about 369.4929504509.

Adding to 50445040 its reverse (4054405), we get a palindrome (54499445).

The spelling of 50445040 in words is "fifty million, four hundred forty-five thousand, forty".