32406340890642 has 64 divisors (see below), whose sum is σ = 67823065104384. Its totient is φ = 10309976161920.

The previous prime is 32406340890641. The next prime is 32406340890659. The reversal of 32406340890642 is 24609804360423.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (32406340890641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 392729553 + ... + 392812059.

It is an arithmetic number, because the mean of its divisors is an integer number (1059735392256).

Almost surely, 2^{32406340890642} is an apocalyptic number.

32406340890642 is an abundant number, since it is smaller than the sum of its proper divisors (35416724213742).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

32406340890642 is a wasteful number, since it uses less digits than its factorization.

32406340890642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111543.

The product of its (nonzero) digits is 5971968, while the sum is 51.

The spelling of 32406340890642 in words is "thirty-two trillion, four hundred six billion, three hundred forty million, eight hundred ninety thousand, six hundred forty-two".