73706706667040 has 24 divisors (see below), whose sum is σ = 174132094501260. Its totient is φ = 29482682666752.

The previous prime is 73706706667037. The next prime is 73706706667057. The reversal of 73706706667040 is 4076660760737.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 63288452803216 + 10418253863824 = 7955404^2 + 3227732^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 230333458175 + ... + 230333458494.

Almost surely, 2^{73706706667040} is an apocalyptic number.

It is an amenable number.

73706706667040 is an abundant number, since it is smaller than the sum of its proper divisors (100425387834220).

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

73706706667040 is a wasteful number, since it uses less digits than its factorization.

73706706667040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460666916684 (or 460666916676 counting only the distinct ones).

The product of its (nonzero) digits is 37340352, while the sum is 59.

The spelling of 73706706667040 in words is "seventy-three trillion, seven hundred six billion, seven hundred six million, six hundred sixty-seven thousand, forty".