3691072473407 has 16 divisors (see below), whose sum is σ = 4112766572544. Its totient is φ = 3283751676000.

The previous prime is 3691072473359. The next prime is 3691072473427. The reversal of 3691072473407 is 7043742701963.

It is a happy number.

3691072473407 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 3691072473407 - 2⁴⁰ = 2591560845631 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 (3691072473427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4178282 + ... + 4983992.

It is an arithmetic number, because the mean of its divisors is an integer number (257047910784).

Almost surely, 2^{3691072473407} is an apocalyptic number.

3691072473407 is a deficient number, since it is larger than the sum of its proper divisors (421694099137).

3691072473407 is a wasteful number, since it uses less digits than its factorization.

3691072473407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 814630.

The product of its (nonzero) digits is 5334336, while the sum is 53.

The spelling of 3691072473407 in words is "three trillion, six hundred ninety-one billion, seventy-two million, four hundred seventy-three thousand, four hundred seven".