73512452707 has 4 divisors (see below), whose sum is σ = 73513131280. Its totient is φ = 73511774136.

The previous prime is 73512452687. The next prime is 73512452743. The reversal of 73512452707 is 70725421537.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73512452707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73512452207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136308 + ... + 406945.

It is an arithmetic number, because the mean of its divisors is an integer number (18378282820).

Almost surely, 2^73512452707 is an apocalyptic number.

73512452707 is a deficient number, since it is larger than the sum of its proper divisors (678573).

73512452707 is a wasteful number, since it uses less digits than its factorization.

73512452707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 678572.

The product of its (nonzero) digits is 411600, while the sum is 43.

The spelling of 73512452707 in words is "seventy-three billion, five hundred twelve million, four hundred fifty-two thousand, seven hundred seven".