2427744154161 has 4 divisors (see below), whose sum is σ = 3236992205552. Its totient is φ = 1618496102772.

The previous prime is 2427744154159. The next prime is 2427744154163. The reversal of 2427744154161 is 1614514477242.

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 an interprime number because it is at equal distance from previous prime (2427744154159) and next prime (2427744154163).

It is not a de Polignac number, because 2427744154161 - 2¹ = 2427744154159 is a prime.

It is a super-2 number, since 2×2427744154161² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2427744154161.

It is not an unprimeable number, because it can be changed into a prime (2427744154163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 404624025691 + ... + 404624025696.

It is an arithmetic number, because the mean of its divisors is an integer number (809248051388).

Almost surely, 2^{2427744154161} is an apocalyptic number.

It is an amenable number.

2427744154161 is a deficient number, since it is larger than the sum of its proper divisors (809248051391).

2427744154161 is an equidigital number, since it uses as much as digits as its factorization.

2427744154161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 809248051390.

The product of its digits is 1505280, while the sum is 48.

The spelling of 2427744154161 in words is "two trillion, four hundred twenty-seven billion, seven hundred forty-four million, one hundred fifty-four thousand, one hundred sixty-one".