2639673392207 has 8 divisors (see below), whose sum is σ = 2652510168192. Its totient is φ = 2626839696600.

The previous prime is 2639673392189. The next prime is 2639673392227. The reversal of 2639673392207 is 7022933769362.

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

It is a cyclic number.

It is not a de Polignac number, because 2639673392207 - 2⁶ = 2639673392143 is a prime.

It is a super-2 number, since 2×2639673392207² (a number of 26 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 (2639673392227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 957332 + ... + 2489142.

It is an arithmetic number, because the mean of its divisors is an integer number (331563771024).

Almost surely, 2^{2639673392207} is an apocalyptic number.

2639673392207 is a deficient number, since it is larger than the sum of its proper divisors (12836775985).

2639673392207 is a wasteful number, since it uses less digits than its factorization.

2639673392207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1540189.

The product of its (nonzero) digits is 30862944, while the sum is 59.

The spelling of 2639673392207 in words is "two trillion, six hundred thirty-nine billion, six hundred seventy-three million, three hundred ninety-two thousand, two hundred seven".