3420775238401 has 4 divisors (see below), whose sum is σ = 3420797092272. Its totient is φ = 3420753384532.

The previous prime is 3420775238381. The next prime is 3420775238443. The reversal of 3420775238401 is 1048325770243.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3420775238401 - 2²³ = 3420766849793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3420775238201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10690435 + ... + 11005768.

It is an arithmetic number, because the mean of its divisors is an integer number (855199273068).

Almost surely, 2^{3420775238401} is an apocalyptic number.

It is an amenable number.

3420775238401 is a deficient number, since it is larger than the sum of its proper divisors (21853871).

3420775238401 is a wasteful number, since it uses less digits than its factorization.

3420775238401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21853870.

The product of its (nonzero) digits is 1128960, while the sum is 46.

The spelling of 3420775238401 in words is "three trillion, four hundred twenty billion, seven hundred seventy-five million, two hundred thirty-eight thousand, four hundred one".