73194673480 has 64 divisors (see below), whose sum is σ = 169681215600. Its totient is φ = 28403343360.

The previous prime is 73194673477. The next prime is 73194673523. The reversal of 73194673480 is 8437649137.

It can be written as a sum of positive squares in 8 ways, for example, as 11053157956 + 62141515524 = 105134^2 + 249282^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27345 + ... + 383584.

Almost surely, 2^73194673480 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73194673480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84840607800).

73194673480 is an abundant number, since it is smaller than the sum of its proper divisors (96486542120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73194673480 is a wasteful number, since it uses less digits than its factorization.

73194673480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411074 (or 411070 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 52.

The spelling of 73194673480 in words is "seventy-three billion, one hundred ninety-four million, six hundred seventy-three thousand, four hundred eighty".