32540315412 has 48 divisors (see below), whose sum is σ = 83482140672. Its totient is φ = 9783053280.

The previous prime is 32540315411. The next prime is 32540315453. The reversal of 32540315412 is 21451304523.

It is a super-2 number, since 2×32540315412² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 32540315412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32540315411) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 953778 + ... + 987305.

It is an arithmetic number, because the mean of its divisors is an integer number (1739211264).

Almost surely, 2^32540315412 is an apocalyptic number.

It is an amenable number.

32540315412 is an abundant number, since it is smaller than the sum of its proper divisors (50941825260).

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

32540315412 is a wasteful number, since it uses less digits than its factorization.

32540315412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1941228 (or 1941226 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 32540315412 its reverse (21451304523), we get a palindrome (53991619935).

The spelling of 32540315412 in words is "thirty-two billion, five hundred forty million, three hundred fifteen thousand, four hundred twelve".