1331345032402 has 32 divisors (see below), whose sum is σ = 2489925565440. Its totient is φ = 518677220880.

The previous prime is 1331345032387. The next prime is 1331345032411. The reversal of 1331345032402 is 2042305431331.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2675083 + ... + 3133489.

It is an arithmetic number, because the mean of its divisors is an integer number (77810173920).

Almost surely, 2^{1331345032402} is an apocalyptic number.

1331345032402 is a deficient number, since it is larger than the sum of its proper divisors (1158580533038).

1331345032402 is a wasteful number, since it uses less digits than its factorization.

1331345032402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477286.

The product of its (nonzero) digits is 25920, while the sum is 31.

The spelling of 1331345032402 in words is "one trillion, three hundred thirty-one billion, three hundred forty-five million, thirty-two thousand, four hundred two".