45505196260121 has 4 divisors (see below), whose sum is σ = 49005595972452. Its totient is φ = 42004796547792.

The previous prime is 45505196260103. The next prime is 45505196260151. The reversal of 45505196260121 is 12106269150554.

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 3181532179225 + 42323664080896 = 1783685^2 + 6505664^2 .

It is not a de Polignac number, because 45505196260121 - 2²⁶ = 45505129151257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45505196260151) 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, 1750199856146 + ... + 1750199856171.

It is an arithmetic number, because the mean of its divisors is an integer number (12251398993113).

Almost surely, 2^{45505196260121} is an apocalyptic number.

It is an amenable number.

45505196260121 is a deficient number, since it is larger than the sum of its proper divisors (3500399712331).

45505196260121 is a wasteful number, since it uses less digits than its factorization.

45505196260121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3500399712330.

The product of its (nonzero) digits is 648000, while the sum is 47.

The spelling of 45505196260121 in words is "forty-five trillion, five hundred five billion, one hundred ninety-six million, two hundred sixty thousand, one hundred twenty-one".