3420000860945 has 8 divisors (see below), whose sum is σ = 4204098619560. Its totient is φ = 2669268964480.

The previous prime is 3420000860929. The next prime is 3420000860971. The reversal of 3420000860945 is 5490680000243.

It can be written as a sum of positive squares in 4 ways, for example, as 53172209281 + 3366828651664 = 230591^2 + 1834892^2 .

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

It is not a de Polignac number, because 3420000860945 - 2⁴ = 3420000860929 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

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, 8341465310 + ... + 8341465719.

It is an arithmetic number, because the mean of its divisors is an integer number (525512327445).

Almost surely, 2^{3420000860945} is an apocalyptic number.

It is an amenable number.

3420000860945 is a deficient number, since it is larger than the sum of its proper divisors (784097758615).

3420000860945 is a wasteful number, since it uses less digits than its factorization.

3420000860945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16682931075.

The product of its (nonzero) digits is 207360, while the sum is 41.

The spelling of 3420000860945 in words is "three trillion, four hundred twenty billion, eight hundred sixty thousand, nine hundred forty-five".