50253050555557 has 4 divisors (see below), whose sum is σ = 50267688791020. Its totient is φ = 50238412320096.

The previous prime is 50253050555551. The next prime is 50253050555563. The reversal of 50253050555557 is 75555505035205.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (50253050555551) and next prime (50253050555563).

It can be written as a sum of positive squares in 2 ways, for example, as 20627302309441 + 29625748246116 = 4541729^2 + 5442954^2 .

It is a cyclic number.

It is not a de Polignac number, because 50253050555557 - 2³ = 50253050555549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50253050555551) 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, 7319112582 + ... + 7319119447.

It is an arithmetic number, because the mean of its divisors is an integer number (12566922197755).

Almost surely, 2^{50253050555557} is an apocalyptic number.

It is an amenable number.

50253050555557 is a deficient number, since it is larger than the sum of its proper divisors (14638235463).

50253050555557 is a wasteful number, since it uses less digits than its factorization.

50253050555557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14638235462.

The product of its (nonzero) digits is 16406250, while the sum is 52.

The spelling of 50253050555557 in words is "fifty trillion, two hundred fifty-three billion, fifty million, five hundred fifty-five thousand, five hundred fifty-seven".