32681380445409 has 32 divisors (see below), whose sum is σ = 45842269132800. Its totient is φ = 20669858415360.

The previous prime is 32681380445401. The next prime is 32681380445411. The reversal of 32681380445409 is 90454408318623.

It is not a de Polignac number, because 32681380445409 - 2³ = 32681380445401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (32681380445401) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7988764 + ... + 11365874.

It is an arithmetic number, because the mean of its divisors is an integer number (1432570910400).

Almost surely, 2^{32681380445409} is an apocalyptic number.

It is an amenable number.

32681380445409 is a deficient number, since it is larger than the sum of its proper divisors (13160888687391).

32681380445409 is a wasteful number, since it uses less digits than its factorization.

32681380445409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3378285.

The product of its (nonzero) digits is 19906560, while the sum is 57.

The spelling of 32681380445409 in words is "thirty-two trillion, six hundred eighty-one billion, three hundred eighty million, four hundred forty-five thousand, four hundred nine".