73134081837 has 6 divisors (see below), whose sum is σ = 105638118222. Its totient is φ = 48756054552.

The previous prime is 73134081827. The next prime is 73134081871. The reversal of 73134081837 is 73818043137.

It can be written as a sum of positive squares in only one way, i.e., 43374726756 + 29759355081 = 208266^2 + 172509^2 .

It is not a de Polignac number, because 73134081837 - 2⁶ = 73134081773 is a prime.

It is a super-2 number, since 2×73134081837² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 73134081792 and 73134081801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73134081827) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4063004538 + ... + 4063004555.

It is an arithmetic number, because the mean of its divisors is an integer number (17606353037).

Almost surely, 2^73134081837 is an apocalyptic number.

It is an amenable number.

73134081837 is a deficient number, since it is larger than the sum of its proper divisors (32504036385).

73134081837 is a wasteful number, since it uses less digits than its factorization.

73134081837 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8126009099 (or 8126009096 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The spelling of 73134081837 in words is "seventy-three billion, one hundred thirty-four million, eighty-one thousand, eight hundred thirty-seven".