73704070400740 has 24 divisors (see below), whose sum is σ = 166684589983800. Its totient is φ = 27213810609408.

The previous prime is 73704070400707. The next prime is 73704070400761. The reversal of 73704070400740 is 4700407040737.

It can be written as a sum of positive squares in 4 ways, for example, as 7971768258624 + 65732302142116 = 2823432^2 + 8107546^2 .

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, 141738596665 + ... + 141738597184.

It is an arithmetic number, because the mean of its divisors is an integer number (6945191249325).

Almost surely, 2^{73704070400740} is an apocalyptic number.

It is an amenable number.

73704070400740 is an abundant number, since it is smaller than the sum of its proper divisors (92980519583060).

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

73704070400740 is a wasteful number, since it uses less digits than its factorization.

73704070400740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283477193871 (or 283477193869 counting only the distinct ones).

The product of its (nonzero) digits is 460992, while the sum is 43.

The spelling of 73704070400740 in words is "seventy-three trillion, seven hundred four billion, seventy million, four hundred thousand, seven hundred forty".