4355380781642 has 16 divisors (see below), whose sum is σ = 7127209796832. Its totient is φ = 1979656575120.

The previous prime is 4355380781639. The next prime is 4355380781677. The reversal of 4355380781642 is 2461870835534.

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, 2375468 + ... + 3788615.

It is an arithmetic number, because the mean of its divisors is an integer number (445450612302).

Almost surely, 2^{4355380781642} is an apocalyptic number.

4355380781642 is a deficient number, since it is larger than the sum of its proper divisors (2771829015190).

4355380781642 is a wasteful number, since it uses less digits than its factorization.

4355380781642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6196213.

The product of its (nonzero) digits is 19353600, while the sum is 56.

The spelling of 4355380781642 in words is "four trillion, three hundred fifty-five billion, three hundred eighty million, seven hundred eighty-one thousand, six hundred forty-two".