706371985133 has 4 divisors (see below), whose sum is σ = 706425313500. Its totient is φ = 706318656768.

The previous prime is 706371985117. The next prime is 706371985141. The reversal of 706371985133 is 331589173607.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 334548873604 + 371823111529 = 578402^2 + 609773^2 .

It is a cyclic number.

It is not a de Polignac number, because 706371985133 - 2⁴ = 706371985117 is a prime.

It is a super-2 number, since 2×706371985133² (a number of 24 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 (706371985103) 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, 26644310 + ... + 26670807.

It is an arithmetic number, because the mean of its divisors is an integer number (176606328375).

Almost surely, 2^706371985133 is an apocalyptic number.

It is an amenable number.

706371985133 is a deficient number, since it is larger than the sum of its proper divisors (53328367).

706371985133 is a wasteful number, since it uses less digits than its factorization.

706371985133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53328366.

The product of its (nonzero) digits is 2857680, while the sum is 53.

The spelling of 706371985133 in words is "seven hundred six billion, three hundred seventy-one million, nine hundred eighty-five thousand, one hundred thirty-three".