50440400045 has 16 divisors (see below), whose sum is σ = 69202645248. Its totient is φ = 34574083200.

The previous prime is 50440400009. The next prime is 50440400063. The reversal of 50440400045 is 54000404405.

It is not a de Polignac number, because 50440400045 - 2¹² = 50440395949 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50440399987 and 50440400023.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193184 + ... + 371753.

It is an arithmetic number, because the mean of its divisors is an integer number (4325165328).

Almost surely, 2^50440400045 is an apocalyptic number.

It is an amenable number.

50440400045 is a deficient number, since it is larger than the sum of its proper divisors (18762245203).

50440400045 is a wasteful number, since it uses less digits than its factorization.

50440400045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567500.

The product of its (nonzero) digits is 6400, while the sum is 26.

The spelling of 50440400045 in words is "fifty billion, four hundred forty million, four hundred thousand, forty-five".