3555551616001 has 64 divisors (see below), whose sum is σ = 4769253457920. Its totient is φ = 2566864848960.

The previous prime is 3555551615947. The next prime is 3555551616049. The reversal of 3555551616001 is 1006161555553.

It is a cyclic number.

It is not a de Polignac number, because 3555551616001 - 2⁷ = 3555551615873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3555551646001) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 89850846 + ... + 89890408.

It is an arithmetic number, because the mean of its divisors is an integer number (74519585280).

Almost surely, 2^{3555551616001} is an apocalyptic number.

It is an amenable number.

3555551616001 is a deficient number, since it is larger than the sum of its proper divisors (1213701841919).

3555551616001 is a wasteful number, since it uses less digits than its factorization.

3555551616001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40954.

The product of its (nonzero) digits is 337500, while the sum is 43.

The spelling of 3555551616001 in words is "three trillion, five hundred fifty-five billion, five hundred fifty-one million, six hundred sixteen thousand, one".