73845036740 has 48 divisors (see below), whose sum is σ = 160226035200. Its totient is φ = 28572485760.

The previous prime is 73845036721. The next prime is 73845036743. The reversal of 73845036740 is 4763054837.

It is a super-2 number, since 2×73845036740² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (73845036743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 415340 + ... + 565859.

It is an arithmetic number, because the mean of its divisors is an integer number (3338042400).

Almost surely, 2^73845036740 is an apocalyptic number.

It is an amenable number.

73845036740 is an abundant number, since it is smaller than the sum of its proper divisors (86380998460).

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

73845036740 is a wasteful number, since it uses less digits than its factorization.

73845036740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 981332 (or 981330 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 47.

The spelling of 73845036740 in words is "seventy-three billion, eight hundred forty-five million, thirty-six thousand, seven hundred forty".