1319259038642 has 32 divisors (see below), whose sum is σ = 2071440850944. Its totient is φ = 629438720400.

The previous prime is 1319259038599. The next prime is 1319259038653. The reversal of 1319259038642 is 2468309529131.

It is a happy number.

It is a super-2 number, since 2×1319259038642² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 769517 + ... + 1797407.

It is an arithmetic number, because the mean of its divisors is an integer number (64732526592).

Almost surely, 2^{1319259038642} is an apocalyptic number.

1319259038642 is a deficient number, since it is larger than the sum of its proper divisors (752181812302).

1319259038642 is a wasteful number, since it uses less digits than its factorization.

1319259038642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1028214.

The product of its (nonzero) digits is 2799360, while the sum is 53.

The spelling of 1319259038642 in words is "one trillion, three hundred nineteen billion, two hundred fifty-nine million, thirty-eight thousand, six hundred forty-two".