31402046602216 has 16 divisors (see below), whose sum is σ = 58915705804740. Its totient is φ = 15691191720960.

The previous prime is 31402046602211. The next prime is 31402046602259. The reversal of 31402046602216 is 61220664020413.

It can be written as a sum of positive squares in 2 ways, for example, as 29142225909316 + 2259820692900 = 5398354^2 + 1503270^2 .

It is a super-2 number, since 2×31402046602216² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (31402046602211) 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, 1228933945 + ... + 1228959496.

Almost surely, 2^{31402046602216} is an apocalyptic number.

It is an amenable number.

31402046602216 is a deficient number, since it is larger than the sum of its proper divisors (27513659202524).

31402046602216 is a wasteful number, since it uses less digits than its factorization.

31402046602216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2457895044 (or 2457895040 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 37.

The spelling of 31402046602216 in words is "thirty-one trillion, four hundred two billion, forty-six million, six hundred two thousand, two hundred sixteen".