1534519856642 has 64 divisors (see below), whose sum is σ = 2410033633920. Its totient is φ = 732221005824.

The previous prime is 1534519856641. The next prime is 1534519856669. The reversal of 1534519856642 is 2466589154351.

It is not an unprimeable number, because it can be changed into a prime (1534519856641) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 484226834 + ... + 484230002.

It is an arithmetic number, because the mean of its divisors is an integer number (37656775530).

Almost surely, 2^{1534519856642} is an apocalyptic number.

1534519856642 is a deficient number, since it is larger than the sum of its proper divisors (875513777278).

1534519856642 is a wasteful number, since it uses less digits than its factorization.

1534519856642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3987.

The product of its digits is 31104000, while the sum is 59.

The spelling of 1534519856642 in words is "one trillion, five hundred thirty-four billion, five hundred nineteen million, eight hundred fifty-six thousand, six hundred forty-two".