73706670041 has 4 divisors (see below), whose sum is σ = 78042356532. Its totient is φ = 69370983552.

The previous prime is 73706669941. The next prime is 73706670047. The reversal of 73706670041 is 14007660737.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14007660737 = 7 ⋅2001094391.

It can be written as a sum of positive squares in 2 ways, for example, as 26643706441 + 47062963600 = 163229^2 + 216940^2 .

It is a cyclic number.

It is not a de Polignac number, because 73706670041 - 2¹⁰ = 73706669017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73706670047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2167843220 + ... + 2167843253.

It is an arithmetic number, because the mean of its divisors is an integer number (19510589133).

Almost surely, 2^73706670041 is an apocalyptic number.

It is an amenable number.

73706670041 is a deficient number, since it is larger than the sum of its proper divisors (4335686491).

73706670041 is a wasteful number, since it uses less digits than its factorization.

73706670041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4335686490.

The product of its (nonzero) digits is 148176, while the sum is 41.

The spelling of 73706670041 in words is "seventy-three billion, seven hundred six million, six hundred seventy thousand, forty-one".