2050242441545 has 4 divisors (see below), whose sum is σ = 2460290929860. Its totient is φ = 1640193953232.

The previous prime is 2050242441539. The next prime is 2050242441547. The reversal of 2050242441545 is 5451442420502.

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 1627060966969 + 423181474576 = 1275563^2 + 650524^2 .

It is a cyclic number.

It is not a de Polignac number, because 2050242441545 - 2²² = 2050238247241 is a prime.

It is a super-2 number, since 2×2050242441545² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2050242441499 and 2050242441508.

It is not an unprimeable number, because it can be changed into a prime (2050242441547) 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, 205024244150 + ... + 205024244159.

It is an arithmetic number, because the mean of its divisors is an integer number (615072732465).

Almost surely, 2^{2050242441545} is an apocalyptic number.

It is an amenable number.

2050242441545 is a deficient number, since it is larger than the sum of its proper divisors (410048488315).

2050242441545 is an equidigital number, since it uses as much as digits as its factorization.

2050242441545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410048488314.

The product of its (nonzero) digits is 256000, while the sum is 38.

The spelling of 2050242441545 in words is "two trillion, fifty billion, two hundred forty-two million, four hundred forty-one thousand, five hundred forty-five".