32534520240 has 40 divisors (see below), whose sum is σ = 100857013488. Its totient is φ = 8675872000.

The previous prime is 32534520191. The next prime is 32534520241. The reversal of 32534520240 is 4202543523.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 32534520198 and 32534520207.

It is not an unprimeable number, because it can be changed into a prime (32534520241) 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 7 ways as a sum of consecutive naturals, for example, 67780011 + ... + 67780490.

Almost surely, 2^32534520240 is an apocalyptic number.

32534520240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

32534520240 is an abundant number, since it is smaller than the sum of its proper divisors (68322493248).

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

32534520240 is a wasteful number, since it uses less digits than its factorization.

32534520240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135560517 (or 135560511 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

The spelling of 32534520240 in words is "thirty-two billion, five hundred thirty-four million, five hundred twenty thousand, two hundred forty".