32011440004 has 12 divisors (see below), whose sum is σ = 56107419228. Its totient is φ = 15980748800.

The previous prime is 32011440001. The next prime is 32011440023. The reversal of 32011440004 is 40004411023.

It can be written as a sum of positive squares in 2 ways, for example, as 14197199104 + 17814240900 = 119152^2 + 133470^2 .

It is a super-2 number, since 2×32011440004² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (32011440001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6239917 + ... + 6245044.

It is an arithmetic number, because the mean of its divisors is an integer number (4675618269).

Almost surely, 2^32011440004 is an apocalyptic number.

It is an amenable number.

32011440004 is a deficient number, since it is larger than the sum of its proper divisors (24095979224).

32011440004 is a wasteful number, since it uses less digits than its factorization.

32011440004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12485606 (or 12485604 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 32011440004 its reverse (40004411023), we get a palindrome (72015851027).

The spelling of 32011440004 in words is "thirty-two billion, eleven million, four hundred forty thousand, four".