31432542032404 has 24 divisors (see below), whose sum is σ = 56349356206248. Its totient is φ = 15332736514560.

The previous prime is 31432542032399. The next prime is 31432542032407. The reversal of 31432542032404 is 40423024523413.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 5909858240400 + 25522683792004 = 2431020^2 + 5051998^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31432542032407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10996362 + ... + 13556734.

It is an arithmetic number, because the mean of its divisors is an integer number (2347889841927).

Almost surely, 2^{31432542032404} is an apocalyptic number.

It is an amenable number.

31432542032404 is a deficient number, since it is larger than the sum of its proper divisors (24916814173844).

31432542032404 is a wasteful number, since it uses less digits than its factorization.

31432542032404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2635275 (or 2635273 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 37.

Adding to 31432542032404 its reverse (40423024523413), we get a palindrome (71855566555817).

The spelling of 31432542032404 in words is "thirty-one trillion, four hundred thirty-two billion, five hundred forty-two million, thirty-two thousand, four hundred four".