73819420322 has 18 divisors (see below), whose sum is σ = 115766617617. Its totient is φ = 35300713536.

The previous prime is 73819420307. The next prime is 73819420327. The reversal of 73819420322 is 22302491837.

It can be written as a sum of positive squares in 2 ways, for example, as 71883508321 + 1935912001 = 268111^2 + 43999^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=192119.

It is a super-2 number, since 2×73819420322² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 73819420322.

It is not an unprimeable number, because it can be changed into a prime (73819420327) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 8833298 + ... + 8841650.

Almost surely, 2^73819420322 is an apocalyptic number.

73819420322 is a deficient number, since it is larger than the sum of its proper divisors (41947197295).

73819420322 is an frugal number, since it uses more digits than its factorization.

73819420322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16754 (or 8378 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 41.

The spelling of 73819420322 in words is "seventy-three billion, eight hundred nineteen million, four hundred twenty thousand, three hundred twenty-two".