73394435860 has 24 divisors (see below), whose sum is σ = 154388253096. Its totient is φ = 29308262400.

The previous prime is 73394435791. The next prime is 73394435899. The reversal of 73394435860 is 6853449337.

It can be written as a sum of positive squares in 4 ways, for example, as 3649851396 + 69744584464 = 60414^2 + 264092^2 .

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 73394435798 and 73394435807.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3082341 + ... + 3106060.

It is an arithmetic number, because the mean of its divisors is an integer number (6432843879).

Almost surely, 2^73394435860 is an apocalyptic number.

It is an amenable number.

73394435860 is an abundant number, since it is smaller than the sum of its proper divisors (80993817236).

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

73394435860 is a wasteful number, since it uses less digits than its factorization.

73394435860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6189003 (or 6189001 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 52.

The spelling of 73394435860 in words is "seventy-three billion, three hundred ninety-four million, four hundred thirty-five thousand, eight hundred sixty".