3445672663207 has 4 divisors (see below), whose sum is σ = 3446949313800. Its totient is φ = 3444396012616.

The previous prime is 3445672663129. The next prime is 3445672663247. The reversal of 3445672663207 is 7023662765443.

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-3445672663207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3445672663247) 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, 638321248 + ... + 638326645.

It is an arithmetic number, because the mean of its divisors is an integer number (861737328450).

Almost surely, 2^{3445672663207} is an apocalyptic number.

3445672663207 is a deficient number, since it is larger than the sum of its proper divisors (1276650593).

3445672663207 is a wasteful number, since it uses less digits than its factorization.

3445672663207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1276650592.

The product of its (nonzero) digits is 30481920, while the sum is 55.

The spelling of 3445672663207 in words is "three trillion, four hundred forty-five billion, six hundred seventy-two million, six hundred sixty-three thousand, two hundred seven".