32521278468 has 48 divisors (see below), whose sum is σ = 86740698240. Its totient is φ = 9289941504.

The previous prime is 32521278463. The next prime is 32521278499. The reversal of 32521278468 is 86487212523.

It is not an unprimeable number, because it can be changed into a prime (32521278463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 417118 + ... + 488906.

It is an arithmetic number, because the mean of its divisors is an integer number (1807097880).

Almost surely, 2^32521278468 is an apocalyptic number.

It is an amenable number.

32521278468 is an abundant number, since it is smaller than the sum of its proper divisors (54219419772).

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

32521278468 is a wasteful number, since it uses less digits than its factorization.

32521278468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77196 (or 77194 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 48.

The spelling of 32521278468 in words is "thirty-two billion, five hundred twenty-one million, two hundred seventy-eight thousand, four hundred sixty-eight".