3555401055345 has 24 divisors (see below), whose sum is σ = 6164835955200. Its totient is φ = 1895555190816.

The previous prime is 3555401055343. The next prime is 3555401055407. The reversal of 3555401055345 is 5435501045553.

3555401055345 is a `hidden beast` number, since 3 + 5 + 5 + 5 + 4 + 0 + 105 + 534 + 5 = 666.

It is not a de Polignac number, because 3555401055345 - 2¹ = 3555401055343 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 3555401055345.

It is not an unprimeable number, because it can be changed into a prime (3555401055341) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13592035 + ... + 13851144.

It is an arithmetic number, because the mean of its divisors is an integer number (256868164800).

Almost surely, 2^{3555401055345} is an apocalyptic number.

It is an amenable number.

3555401055345 is a deficient number, since it is larger than the sum of its proper divisors (2609434899855).

3555401055345 is a wasteful number, since it uses less digits than its factorization.

3555401055345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27446069 (or 27446066 counting only the distinct ones).

The product of its (nonzero) digits is 2250000, while the sum is 45.

The spelling of 3555401055345 in words is "three trillion, five hundred fifty-five billion, four hundred one million, fifty-five thousand, three hundred forty-five".