32427162440 has 32 divisors (see below), whose sum is σ = 76801176000. Its totient is φ = 12288187584.

The previous prime is 32427162437. The next prime is 32427162463. The reversal of 32427162440 is 4426172423.

It is a self number, because there is not a number n which added to its sum of digits gives 32427162440.

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, 21332900 + ... + 21334419.

It is an arithmetic number, because the mean of its divisors is an integer number (2400036750).

Almost surely, 2^32427162440 is an apocalyptic number.

It is an amenable number.

32427162440 is an abundant number, since it is smaller than the sum of its proper divisors (44374013560).

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

32427162440 is a wasteful number, since it uses less digits than its factorization.

32427162440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42667349 (or 42667345 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 35.

The spelling of 32427162440 in words is "thirty-two billion, four hundred twenty-seven million, one hundred sixty-two thousand, four hundred forty".