50401564443 has 8 divisors (see below), whose sum is σ = 74668984400. Its totient is φ = 33601042944.

The previous prime is 50401564403. The next prime is 50401564459. The reversal of 50401564443 is 34446510405.

50401564443 is a `hidden beast` number, since 5 + 0 + 4 + 0 + 1 + 5 + 644 + 4 + 3 = 666.

It is not a de Polignac number, because 50401564443 - 2¹⁰ = 50401563419 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50401564398 and 50401564407.

It is not an unprimeable number, because it can be changed into a prime (50401564403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 933362278 + ... + 933362331.

It is an arithmetic number, because the mean of its divisors is an integer number (9333623050).

Almost surely, 2^50401564443 is an apocalyptic number.

50401564443 is a deficient number, since it is larger than the sum of its proper divisors (24267419957).

50401564443 is a wasteful number, since it uses less digits than its factorization.

50401564443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1866724618 (or 1866724612 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The spelling of 50401564443 in words is "fifty billion, four hundred one million, five hundred sixty-four thousand, four hundred forty-three".