3420625013251 has 4 divisors (see below), whose sum is σ = 3420632430592. Its totient is φ = 3420617595912.

The previous prime is 3420625013243. The next prime is 3420625013263. The reversal of 3420625013251 is 1523105260243.

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 3420625013251 - 2³ = 3420625013243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3420625013291) 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, 2967555 + ... + 3955708.

It is an arithmetic number, because the mean of its divisors is an integer number (855158107648).

Almost surely, 2^{3420625013251} is an apocalyptic number.

3420625013251 is a deficient number, since it is larger than the sum of its proper divisors (7417341).

3420625013251 is an equidigital number, since it uses as much as digits as its factorization.

3420625013251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7417340.

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 3420625013251 in words is "three trillion, four hundred twenty billion, six hundred twenty-five million, thirteen thousand, two hundred fifty-one".