73407340037 has 8 divisors (see below), whose sum is σ = 74615042040. Its totient is φ = 72199776960.

The previous prime is 73407340033. The next prime is 73407340051. The reversal of 73407340037 is 73004370437.

It can be written as a sum of positive squares in 4 ways, for example, as 38950081 + 73368389956 = 6241^2 + 270866^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 73407340037 - 2² = 73407340033 is a prime.

It is a super-2 number, since 2×73407340037² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73407340033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2045783 + ... + 2081355.

It is an arithmetic number, because the mean of its divisors is an integer number (9326880255).

Almost surely, 2^73407340037 is an apocalyptic number.

It is an amenable number.

73407340037 is a deficient number, since it is larger than the sum of its proper divisors (1207702003).

73407340037 is a wasteful number, since it uses less digits than its factorization.

73407340037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69463.

The product of its (nonzero) digits is 148176, while the sum is 38.

The spelling of 73407340037 in words is "seventy-three billion, four hundred seven million, three hundred forty thousand, thirty-seven".