73734000738 has 8 divisors (see below), whose sum is σ = 147468001488. Its totient is φ = 24578000244.

The previous prime is 73734000731. The next prime is 73734000761. The reversal of 73734000738 is 83700043737.

It is a sphenic number, since it is the product of 3 distinct primes.

73734000738 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 73734000738.

It is not an unprimeable number, because it can be changed into a prime (73734000731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6144500056 + ... + 6144500067.

It is an arithmetic number, because the mean of its divisors is an integer number (18433500186).

Almost surely, 2^73734000738 is an apocalyptic number.

73734000738 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

73734000738 is a wasteful number, since it uses less digits than its factorization.

73734000738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12289000128.

The product of its (nonzero) digits is 296352, while the sum is 42.

The spelling of 73734000738 in words is "seventy-three billion, seven hundred thirty-four million, seven hundred thirty-eight", and thus it is an aban number.