73340680820 has 48 divisors (see below), whose sum is σ = 168260331456. Its totient is φ = 26630688000.

The previous prime is 73340680793. The next prime is 73340680837. The reversal of 73340680820 is 2808604337.

It is a super-2 number, since 2×73340680820² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89201 + ... + 393240.

It is an arithmetic number, because the mean of its divisors is an integer number (3505423572).

Almost surely, 2^73340680820 is an apocalyptic number.

It is an amenable number.

73340680820 is an abundant number, since it is smaller than the sum of its proper divisors (94919650636).

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

73340680820 is a wasteful number, since it uses less digits than its factorization.

73340680820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483152 (or 483150 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 41.

The spelling of 73340680820 in words is "seventy-three billion, three hundred forty million, six hundred eighty thousand, eight hundred twenty".