3406525772397 has 24 divisors (see below), whose sum is σ = 5023112875872. Its totient is φ = 2051895019680.

The previous prime is 3406525772389. The next prime is 3406525772417. The reversal of 3406525772397 is 7932775256043.

It is a happy number.

It is not a de Polignac number, because 3406525772397 - 2³ = 3406525772389 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3406525772397.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3406525772357) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28727238 + ... + 28845575.

It is an arithmetic number, because the mean of its divisors is an integer number (209296369828).

Almost surely, 2^{3406525772397} is an apocalyptic number.

It is an amenable number.

3406525772397 is a deficient number, since it is larger than the sum of its proper divisors (1616587103475).

3406525772397 is a wasteful number, since it uses less digits than its factorization.

3406525772397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57573001 (or 57572990 counting only the distinct ones).

The product of its (nonzero) digits is 66679200, while the sum is 60.

The spelling of 3406525772397 in words is "three trillion, four hundred six billion, five hundred twenty-five million, seven hundred seventy-two thousand, three hundred ninety-seven".