32040120424 has 16 divisors (see below), whose sum is σ = 64696397220. Its totient is φ = 14787747840.

The previous prime is 32040120419. The next prime is 32040120433. The reversal of 32040120424 is 42402104023.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 27752228100 + 4287892324 = 166590^2 + 65482^2 .

It is a junction number, because it is equal to n+sod(n) for n = 32040120395 and 32040120404.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154038937 + ... + 154039144.

Almost surely, 2^32040120424 is an apocalyptic number.

It is an amenable number.

32040120424 is an abundant number, since it is smaller than the sum of its proper divisors (32656276796).

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

32040120424 is a wasteful number, since it uses less digits than its factorization.

32040120424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308078100 (or 308078096 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 32040120424 its reverse (42402104023), we get a palindrome (74442224447).

The spelling of 32040120424 in words is "thirty-two billion, forty million, one hundred twenty thousand, four hundred twenty-four".