73717371137 has 8 divisors (see below), whose sum is σ = 74263735656. Its totient is φ = 73171126912.

The previous prime is 73717371127. The next prime is 73717371151. The reversal of 73717371137 is 73117371737.

It can be written as a sum of positive squares in 4 ways, for example, as 37769590336 + 35947780801 = 194344^2 + 189599^2 .

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 73717371137 - 2³⁰ = 72643629313 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 73717371091 and 73717371100.

It is not an unprimeable number, because it can be changed into a prime (73717371127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1478783 + ... + 1527819.

It is an arithmetic number, because the mean of its divisors is an integer number (9282966957).

Almost surely, 2^73717371137 is an apocalyptic number.

It is an amenable number.

73717371137 is a deficient number, since it is larger than the sum of its proper divisors (546364519).

73717371137 is a wasteful number, since it uses less digits than its factorization.

73717371137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60147.

The product of its digits is 453789, while the sum is 47.

The spelling of 73717371137 in words is "seventy-three billion, seven hundred seventeen million, three hundred seventy-one thousand, one hundred thirty-seven".