73400733340 has 24 divisors (see below), whose sum is σ = 168154407792. Its totient is φ = 26691175680.

The previous prime is 73400733331. The next prime is 73400733407. The reversal of 73400733340 is 4333700437.

It is a junction number, because it is equal to n+sod(n) for n = 73400733296 and 73400733305.

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, 166819629 + ... + 166820068.

It is an arithmetic number, because the mean of its divisors is an integer number (7006433658).

Almost surely, 2^73400733340 is an apocalyptic number.

It is an amenable number.

73400733340 is an abundant number, since it is smaller than the sum of its proper divisors (94753674452).

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

73400733340 is a wasteful number, since it uses less digits than its factorization.

73400733340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333639717 (or 333639715 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 34.

The spelling of 73400733340 in words is "seventy-three billion, four hundred million, seven hundred thirty-three thousand, three hundred forty".