3555156544642 has 8 divisors (see below), whose sum is σ = 5504758520832. Its totient is φ = 1720237037700.

The previous prime is 3555156544591. The next prime is 3555156544721. The reversal of 3555156544642 is 2464456515553.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28670617234 + ... + 28670617357.

It is an arithmetic number, because the mean of its divisors is an integer number (688094815104).

Almost surely, 2^{3555156544642} is an apocalyptic number.

3555156544642 is a deficient number, since it is larger than the sum of its proper divisors (1949601976190).

3555156544642 is a wasteful number, since it uses less digits than its factorization.

3555156544642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57341234624.

The product of its digits is 43200000, while the sum is 55.

The spelling of 3555156544642 in words is "three trillion, five hundred fifty-five billion, one hundred fifty-six million, five hundred forty-four thousand, six hundred forty-two".