32491067148 has 36 divisors (see below), whose sum is σ = 86961387240. Its totient is φ = 10193275776.

The previous prime is 32491067087. The next prime is 32491067153. The reversal of 32491067148 is 84176019423.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26544378 + ... + 26545601.

It is an arithmetic number, because the mean of its divisors is an integer number (2415594090).

Almost surely, 2^32491067148 is an apocalyptic number.

It is an amenable number.

32491067148 is an abundant number, since it is smaller than the sum of its proper divisors (54470320092).

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

32491067148 is a wasteful number, since it uses less digits than its factorization.

32491067148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53090006 (or 53090001 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The spelling of 32491067148 in words is "thirty-two billion, four hundred ninety-one million, sixty-seven thousand, one hundred forty-eight".