50011052953909 has 4 divisors (see below), whose sum is σ = 50021435157804. Its totient is φ = 50000670750016.

The previous prime is 50011052953891. The next prime is 50011052953931. The reversal of 50011052953909 is 90935925011005.

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

It can be written as a sum of positive squares in 2 ways, for example, as 5351370769809 + 44659682184100 = 2313303^2 + 6682790^2 .

It is a cyclic number.

It is not a de Polignac number, because 50011052953909 - 2⁷ = 50011052953781 is a prime.

It is a super-2 number, since 2×50011052953909² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50011052950909) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5191094722 + ... + 5191104355.

It is an arithmetic number, because the mean of its divisors is an integer number (12505358789451).

Almost surely, 2^{50011052953909} is an apocalyptic number.

It is an amenable number.

50011052953909 is a deficient number, since it is larger than the sum of its proper divisors (10382203895).

50011052953909 is a wasteful number, since it uses less digits than its factorization.

50011052953909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10382203894.

The product of its (nonzero) digits is 546750, while the sum is 49.

The spelling of 50011052953909 in words is "fifty trillion, eleven billion, fifty-two million, nine hundred fifty-three thousand, nine hundred nine".