73541201245 has 4 divisors (see below), whose sum is σ = 88249441500. Its totient is φ = 58832960992.

The previous prime is 73541201231. The next prime is 73541201291. The reversal of 73541201245 is 54210214537.

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 28480950169 + 45060251076 = 168763^2 + 212274^2 .

It is a cyclic number.

It is not a de Polignac number, because 73541201245 - 2⁷ = 73541201117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 73541201245.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7354120120 + ... + 7354120129.

It is an arithmetic number, because the mean of its divisors is an integer number (22062360375).

Almost surely, 2^73541201245 is an apocalyptic number.

It is an amenable number.

73541201245 is a deficient number, since it is larger than the sum of its proper divisors (14708240255).

73541201245 is a wasteful number, since it uses less digits than its factorization.

73541201245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14708240254.

The product of its (nonzero) digits is 33600, while the sum is 34.

The spelling of 73541201245 in words is "seventy-three billion, five hundred forty-one million, two hundred one thousand, two hundred forty-five".