50610154613309 has 4 divisors (see below), whose sum is σ = 50820155255100. Its totient is φ = 50400153971520.

The previous prime is 50610154613257. The next prime is 50610154613341. The reversal of 50610154613309 is 90331645101605.

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 23242378471225 + 27367776142084 = 4821035^2 + 5231422^2 .

It is a cyclic number.

It is not a de Polignac number, because 50610154613309 - 2⁴⁰ = 49510642985533 is a prime.

It is a super-2 number, since 2×50610154613309² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50610154613309.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50610154613399) 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, 105000320534 + ... + 105000321015.

It is an arithmetic number, because the mean of its divisors is an integer number (12705038813775).

Almost surely, 2^{50610154613309} is an apocalyptic number.

It is an amenable number.

50610154613309 is a deficient number, since it is larger than the sum of its proper divisors (210000641791).

50610154613309 is a wasteful number, since it uses less digits than its factorization.

50610154613309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210000641790.

The product of its (nonzero) digits is 291600, while the sum is 44.

The spelling of 50610154613309 in words is "fifty trillion, six hundred ten billion, one hundred fifty-four million, six hundred thirteen thousand, three hundred nine".