32161643421962 has 64 divisors (see below), whose sum is σ = 51320325095424. Its totient is φ = 15084237674880.

The previous prime is 32161643421913. The next prime is 32161643421983. The reversal of 32161643421962 is 26912434616123.

It is a self number, because there is not a number n which added to its sum of digits gives 32161643421962.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1270144262 + ... + 1270169582.

It is an arithmetic number, because the mean of its divisors is an integer number (801880079616).

Almost surely, 2^{32161643421962} is an apocalyptic number.

32161643421962 is a deficient number, since it is larger than the sum of its proper divisors (19158681673462).

32161643421962 is a wasteful number, since it uses less digits than its factorization.

32161643421962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27243.

The product of its digits is 2239488, while the sum is 50.

The spelling of 32161643421962 in words is "thirty-two trillion, one hundred sixty-one billion, six hundred forty-three million, four hundred twenty-one thousand, nine hundred sixty-two".