75226320897 has 32 divisors (see below), whose sum is σ = 124580924160. Its totient is φ = 39315767040.

The previous prime is 75226320881. The next prime is 75226320901. The reversal of 75226320897 is 79802362257.

It is not a de Polignac number, because 75226320897 - 2⁴ = 75226320881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (75226320877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1234254 + ... + 1293767.

It is an arithmetic number, because the mean of its divisors is an integer number (3893153880).

Almost surely, 2^75226320897 is an apocalyptic number.

It is an amenable number.

75226320897 is a deficient number, since it is larger than the sum of its proper divisors (49354603263).

75226320897 is a wasteful number, since it uses less digits than its factorization.

75226320897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2528153.

The product of its (nonzero) digits is 2540160, while the sum is 51.

The spelling of 75226320897 in words is "seventy-five billion, two hundred twenty-six million, three hundred twenty thousand, eight hundred ninety-seven".