32012423442 has 12 divisors (see below), whose sum is σ = 69360250830. Its totient is φ = 10670807808.

The previous prime is 32012423411. The next prime is 32012423449. The reversal of 32012423442 is 24432421023.

It can be written as a sum of positive squares in only one way, i.e., 26163386001 + 5849037441 = 161751^2 + 76479^2 .

It is a super-2 number, since 2×32012423442² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (32012423449) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 889233967 + ... + 889234002.

Almost surely, 2^32012423442 is an apocalyptic number.

32012423442 is an abundant number, since it is smaller than the sum of its proper divisors (37347827388).

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

32012423442 is a wasteful number, since it uses less digits than its factorization.

32012423442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1778467977 (or 1778467974 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 32012423442 its reverse (24432421023), we get a palindrome (56444844465).

The spelling of 32012423442 in words is "thirty-two billion, twelve million, four hundred twenty-three thousand, four hundred forty-two".