2421411551 has 12 divisors (see below), whose sum is σ = 2625058872. Its totient is φ = 2232543456.

The previous prime is 2421411529. The next prime is 2421411589. The reversal of 2421411551 is 1551141242.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-2421411551 is a prime.

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 2421411551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421411511) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 145385 + ... + 161181.

It is an arithmetic number, because the mean of its divisors is an integer number (218754906).

Almost surely, 2^2421411551 is an apocalyptic number.

2421411551 is a deficient number, since it is larger than the sum of its proper divisors (203647321).

2421411551 is a wasteful number, since it uses less digits than its factorization.

2421411551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16730 (or 16717 counting only the distinct ones).

The product of its digits is 1600, while the sum is 26.

The square root of 2421411551 is about 49207.8403407424. The cubic root of 2421411551 is about 1342.8356729807.

Adding to 2421411551 its reverse (1551141242), we get a palindrome (3972552793).

The spelling of 2421411551 in words is "two billion, four hundred twenty-one million, four hundred eleven thousand, five hundred fifty-one".