32400553512 has 16 divisors (see below), whose sum is σ = 81001383840. Its totient is φ = 10800184496.

The previous prime is 32400553499. The next prime is 32400553519. The reversal of 32400553512 is 21535500423.

It is a self number, because there is not a number n which added to its sum of digits gives 32400553512.

It is not an unprimeable number, because it can be changed into a prime (32400553519) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 675011508 + ... + 675011555.

It is an arithmetic number, because the mean of its divisors is an integer number (5062586490).

Almost surely, 2^32400553512 is an apocalyptic number.

It is an amenable number.

32400553512 is an abundant number, since it is smaller than the sum of its proper divisors (48600830328).

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

32400553512 is a wasteful number, since it uses less digits than its factorization.

32400553512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1350023072 (or 1350023068 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

The spelling of 32400553512 in words is "thirty-two billion, four hundred million, five hundred fifty-three thousand, five hundred twelve".