2354380608666 has 16 divisors (see below), whose sum is σ = 4709061651744. Its totient is φ = 784743463824.

The previous prime is 2354380608637. The next prime is 2354380608689. The reversal of 2354380608666 is 6668060834532.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12416161 + ... + 12604356.

It is an arithmetic number, because the mean of its divisors is an integer number (294316353234).

Almost surely, 2^{2354380608666} is an apocalyptic number.

2354380608666 is an abundant number, since it is smaller than the sum of its proper divisors (2354681043078).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2354380608666 is a wasteful number, since it uses less digits than its factorization.

2354380608666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25036205.

The product of its (nonzero) digits is 29859840, while the sum is 57.

The spelling of 2354380608666 in words is "two trillion, three hundred fifty-four billion, three hundred eighty million, six hundred eight thousand, six hundred sixty-six".