3131366480 has 40 divisors (see below), whose sum is σ = 7942286304. Its totient is φ = 1138678400.

The previous prime is 3131366479. The next prime is 3131366503. The reversal of 3131366480 is 846631313.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 3131366480.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1778306 + ... + 1780065.

Almost surely, 2^3131366480 is an apocalyptic number.

It is an amenable number.

3131366480 is an abundant number, since it is smaller than the sum of its proper divisors (4810919824).

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

3131366480 is a wasteful number, since it uses less digits than its factorization.

3131366480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3558395 (or 3558389 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 3131366480 is about 55958.6139928430. The cubic root of 3131366480 is about 1463.0010329987.

Adding to 3131366480 its reverse (846631313), we get a palindrome (3977997793).

The spelling of 3131366480 in words is "three billion, one hundred thirty-one million, three hundred sixty-six thousand, four hundred eighty".