3525468646438 has 16 divisors (see below), whose sum is σ = 5678136746784. Its totient is φ = 1635677249920.

The previous prime is 3525468646433. The next prime is 3525468646517. The reversal of 3525468646438 is 8346468645253.

It is a happy number.

3525468646438 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 3525468646438.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3525468646433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 730210645 + ... + 730215472.

It is an arithmetic number, because the mean of its divisors is an integer number (354883546674).

Almost surely, 2^{3525468646438} is an apocalyptic number.

3525468646438 is a deficient number, since it is larger than the sum of its proper divisors (2152668100346).

3525468646438 is a wasteful number, since it uses less digits than its factorization.

3525468646438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1460426207.

The product of its digits is 398131200, while the sum is 64.

The spelling of 3525468646438 in words is "three trillion, five hundred twenty-five billion, four hundred sixty-eight million, six hundred forty-six thousand, four hundred thirty-eight".