70672645045 has 8 divisors (see below), whose sum is σ = 84857997240. Its totient is φ = 56504233920.

The previous prime is 70672645039. The next prime is 70672645067. The reversal of 70672645045 is 54054627607.

It can be written as a sum of positive squares in 4 ways, for example, as 27797559076 + 42875085969 = 166726^2 + 207063^2 .

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

It is not a de Polignac number, because 70672645045 - 2⁵ = 70672645013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 70672644986 and 70672645004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4226086 + ... + 4242775.

It is an arithmetic number, because the mean of its divisors is an integer number (10607249655).

Almost surely, 2^70672645045 is an apocalyptic number.

It is an amenable number.

70672645045 is a deficient number, since it is larger than the sum of its proper divisors (14185352195).

70672645045 is a wasteful number, since it uses less digits than its factorization.

70672645045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8470535.

The product of its (nonzero) digits is 1411200, while the sum is 46.

The spelling of 70672645045 in words is "seventy billion, six hundred seventy-two million, six hundred forty-five thousand, forty-five".