4243042002451 has 16 divisors (see below), whose sum is σ = 5110367708160. Its totient is φ = 3441457229760.

The previous prime is 4243042002421. The next prime is 4243042002457. The reversal of 4243042002451 is 1542002403424.

It is a cyclic number.

It is not a de Polignac number, because 4243042002451 - 2¹¹ = 4243042000403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4243042002457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18498955 + ... + 18726916.

It is an arithmetic number, because the mean of its divisors is an integer number (319397981760).

Almost surely, 2^{4243042002451} is an apocalyptic number.

4243042002451 is a deficient number, since it is larger than the sum of its proper divisors (867325705709).

4243042002451 is a wasteful number, since it uses less digits than its factorization.

4243042002451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37226754.

The product of its (nonzero) digits is 30720, while the sum is 31.

Adding to 4243042002451 its reverse (1542002403424), we get a palindrome (5785044405875).

The spelling of 4243042002451 in words is "four trillion, two hundred forty-three billion, forty-two million, two thousand, four hundred fifty-one".