3427751622247 has 4 divisors (see below), whose sum is σ = 3427755351840. Its totient is φ = 3427747892656.

The previous prime is 3427751622241. The next prime is 3427751622259. The reversal of 3427751622247 is 7422261577243.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3427751622247 - 2³¹ = 3425604138599 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3427751622194 and 3427751622203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3427751622241) 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, 597954 + ... + 2685712.

It is an arithmetic number, because the mean of its divisors is an integer number (856938837960).

Almost surely, 2^{3427751622247} is an apocalyptic number.

3427751622247 is a deficient number, since it is larger than the sum of its proper divisors (3729593).

3427751622247 is a wasteful number, since it uses less digits than its factorization.

3427751622247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3729592.

The product of its digits is 7902720, while the sum is 52.

The spelling of 3427751622247 in words is "three trillion, four hundred twenty-seven billion, seven hundred fifty-one million, six hundred twenty-two thousand, two hundred forty-seven".