3405442364215 has 4 divisors (see below), whose sum is σ = 4086530837064. Its totient is φ = 2724353891368.

The previous prime is 3405442364143. The next prime is 3405442364237. The reversal of 3405442364215 is 5124632445043.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3405442364215 - 2³¹ = 3403294880567 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 340544236417 + ... + 340544236426.

It is an arithmetic number, because the mean of its divisors is an integer number (1021632709266).

Almost surely, 2^{3405442364215} is an apocalyptic number.

3405442364215 is a deficient number, since it is larger than the sum of its proper divisors (681088472849).

3405442364215 is an equidigital number, since it uses as much as digits as its factorization.

3405442364215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 681088472848.

The product of its (nonzero) digits is 1382400, while the sum is 43.

The spelling of 3405442364215 in words is "three trillion, four hundred five billion, four hundred forty-two million, three hundred sixty-four thousand, two hundred fifteen".