73122434667 has 64 divisors (see below), whose sum is σ = 115630233600. Its totient is φ = 46106089056.

The previous prime is 73122434491. The next prime is 73122434677. The reversal of 73122434667 is 76643422137.

It is not a de Polignac number, because 73122434667 - 2¹² = 73122430571 is a prime.

It is not an unprimeable number, because it can be changed into a prime (73122434677) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 35443678 + ... + 35445740.

It is an arithmetic number, because the mean of its divisors is an integer number (1806722400).

Almost surely, 2^73122434667 is an apocalyptic number.

73122434667 is a deficient number, since it is larger than the sum of its proper divisors (42507798933).

73122434667 is an equidigital number, since it uses as much as digits as its factorization.

73122434667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2956 (or 2938 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 45.

The spelling of 73122434667 in words is "seventy-three billion, one hundred twenty-two million, four hundred thirty-four thousand, six hundred sixty-seven".