32141894440 has 32 divisors (see below), whose sum is σ = 72580367880. Its totient is φ = 12810339072.

The previous prime is 32141894429. The next prime is 32141894453. The reversal of 32141894440 is 4449814123.

It can be written as a sum of positive squares in 4 ways, for example, as 28810988644 + 3330905796 = 169738^2 + 57714^2 .

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 32141894393 and 32141894402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1439367 + ... + 1461526.

Almost surely, 2^32141894440 is an apocalyptic number.

It is an amenable number.

32141894440 is an abundant number, since it is smaller than the sum of its proper divisors (40438473440).

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

32141894440 is a wasteful number, since it uses less digits than its factorization.

32141894440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2901181 (or 2901177 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 40.

The spelling of 32141894440 in words is "thirty-two billion, one hundred forty-one million, eight hundred ninety-four thousand, four hundred forty".