2050555357813 has 8 divisors (see below), whose sum is σ = 2057198208408. Its totient is φ = 2043913603584.

The previous prime is 2050555357801. The next prime is 2050555357843. The reversal of 2050555357813 is 3187535550502.

It can be written as a sum of positive squares in 4 ways, for example, as 609770450884 + 1440784906929 = 780878^2 + 1200327^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2050555357813 - 2¹³ = 2050555349621 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 (2050555357843) 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, 3559245 + ... + 4095037.

It is an arithmetic number, because the mean of its divisors is an integer number (257149776051).

Almost surely, 2^{2050555357813} is an apocalyptic number.

It is an amenable number.

2050555357813 is a deficient number, since it is larger than the sum of its proper divisors (6642850595).

2050555357813 is a wasteful number, since it uses less digits than its factorization.

2050555357813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548183.

The product of its (nonzero) digits is 3150000, while the sum is 49.

The spelling of 2050555357813 in words is "two trillion, fifty billion, five hundred fifty-five million, three hundred fifty-seven thousand, eight hundred thirteen".