32001523980545 has 16 divisors (see below), whose sum is σ = 43887968570880. Its totient is φ = 21943820030784.

The previous prime is 32001523980541. The next prime is 32001523980571. The reversal of 32001523980545 is 54508932510023.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 32001523980545 - 2² = 32001523980541 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 32001523980545.

It is not an unprimeable number, because it can be changed into a prime (32001523980541) 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, 8659736 + ... + 11789574.

It is an arithmetic number, because the mean of its divisors is an integer number (2742998035680).

Almost surely, 2^{32001523980545} is an apocalyptic number.

32001523980545 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

32001523980545 is a deficient number, since it is larger than the sum of its proper divisors (11886444590335).

32001523980545 is a wasteful number, since it uses less digits than its factorization.

32001523980545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3421984.

The product of its (nonzero) digits is 1296000, while the sum is 47.

The spelling of 32001523980545 in words is "thirty-two trillion, one billion, five hundred twenty-three million, nine hundred eighty thousand, five hundred forty-five".