2051105150533 has 4 divisors (see below), whose sum is σ = 2171758394700. Its totient is φ = 1930451906368.

The previous prime is 2051105150509. The next prime is 2051105150537. The reversal of 2051105150533 is 3350515011502.

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 1803482471844 + 247622678689 = 1342938^2 + 497617^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2051105150533 is a prime.

It is a super-3 number, since 3×2051105150533³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2051105150495 and 2051105150504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2051105150537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60326622058 + ... + 60326622091.

It is an arithmetic number, because the mean of its divisors is an integer number (542939598675).

Almost surely, 2^{2051105150533} is an apocalyptic number.

It is an amenable number.

2051105150533 is a deficient number, since it is larger than the sum of its proper divisors (120653244167).

2051105150533 is a wasteful number, since it uses less digits than its factorization.

2051105150533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120653244166.

The product of its (nonzero) digits is 11250, while the sum is 31.

The spelling of 2051105150533 in words is "two trillion, fifty-one billion, one hundred five million, one hundred fifty thousand, five hundred thirty-three".