73370706738 has 128 divisors (see below), whose sum is σ = 176275008000. Its totient is φ = 20335843584.

The previous prime is 73370706727. The next prime is 73370706743. The reversal of 73370706738 is 83760707337.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 29619556 + ... + 29622032.

It is an arithmetic number, because the mean of its divisors is an integer number (1377148500).

Almost surely, 2^73370706738 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73370706738, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88137504000).

73370706738 is an abundant number, since it is smaller than the sum of its proper divisors (102904301262).

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

73370706738 is a wasteful number, since it uses less digits than its factorization.

73370706738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2929 (or 2915 counting only the distinct ones).

The product of its (nonzero) digits is 3111696, while the sum is 51.

The spelling of 73370706738 in words is "seventy-three billion, three hundred seventy million, seven hundred six thousand, seven hundred thirty-eight".