32154218012 has 24 divisors (see below), whose sum is σ = 64456978656. Its totient is φ = 13748548608.

The previous prime is 32154217999. The next prime is 32154218039. The reversal of 32154218012 is 21081245123.

It is a happy number.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 1313933 + ... + 1338180.

It is an arithmetic number, because the mean of its divisors is an integer number (2685707444).

Almost surely, 2^32154218012 is an apocalyptic number.

It is an amenable number.

32154218012 is an abundant number, since it is smaller than the sum of its proper divisors (32302760644).

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

32154218012 is a wasteful number, since it uses less digits than its factorization.

32154218012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2652557 (or 2652555 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 29.

The spelling of 32154218012 in words is "thirty-two billion, one hundred fifty-four million, two hundred eighteen thousand, twelve".