73450782417 has 16 divisors (see below), whose sum is σ = 103245932160. Its totient is φ = 46355308032.

The previous prime is 73450782389. The next prime is 73450782421. The reversal of 73450782417 is 71428705437.

It is not a de Polignac number, because 73450782417 - 2¹² = 73450778321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (73450782617) 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 15 ways as a sum of consecutive naturals, for example, 5480442 + ... + 5493827.

It is an arithmetic number, because the mean of its divisors is an integer number (6452870760).

Almost surely, 2^73450782417 is an apocalyptic number.

It is an amenable number.

73450782417 is a deficient number, since it is larger than the sum of its proper divisors (29795149743).

73450782417 is a wasteful number, since it uses less digits than its factorization.

73450782417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10974392.

The product of its (nonzero) digits is 1317120, while the sum is 48.

The spelling of 73450782417 in words is "seventy-three billion, four hundred fifty million, seven hundred eighty-two thousand, four hundred seventeen".