73736673740740 has 12 divisors (see below), whose sum is σ = 154847014855596. Its totient is φ = 29494669496288.

The previous prime is 73736673740689. The next prime is 73736673740753. The reversal of 73736673740740 is 4704737663737.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 44608827272256 + 29127846468484 = 6678984^2 + 5397022^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1843416843499 + ... + 1843416843538.

It is an arithmetic number, because the mean of its divisors is an integer number (12903917904633).

Almost surely, 2^{73736673740740} is an apocalyptic number.

It is an amenable number.

73736673740740 is an abundant number, since it is smaller than the sum of its proper divisors (81110341114856).

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

73736673740740 is a wasteful number, since it uses less digits than its factorization.

73736673740740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3686833687046 (or 3686833687044 counting only the distinct ones).

The product of its (nonzero) digits is 261382464, while the sum is 64.

The spelling of 73736673740740 in words is "seventy-three trillion, seven hundred thirty-six billion, six hundred seventy-three million, seven hundred forty thousand, seven hundred forty".