207059679907 has 4 divisors (see below), whose sum is σ = 219239661096. Its totient is φ = 194879698720.

The previous prime is 207059679887. The next prime is 207059679923. The reversal of 207059679907 is 709976950702.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-207059679907 is a prime.

It is a super-2 number, since 2×207059679907² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (207059679947) 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, 6089990569 + ... + 6089990602.

It is an arithmetic number, because the mean of its divisors is an integer number (54809915274).

Almost surely, 2^207059679907 is an apocalyptic number.

207059679907 is a deficient number, since it is larger than the sum of its proper divisors (12179981189).

207059679907 is a wasteful number, since it uses less digits than its factorization.

207059679907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12179981188.

The product of its (nonzero) digits is 15002820, while the sum is 61.

The spelling of 207059679907 in words is "two hundred seven billion, fifty-nine million, six hundred seventy-nine thousand, nine hundred seven".