2421265624 has 8 divisors (see below), whose sum is σ = 4539873060. Its totient is φ = 1210632808.

The previous prime is 2421265601. The next prime is 2421265667. The reversal of 2421265624 is 4265621242.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 2421265624.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151329094 + ... + 151329109.

Almost surely, 2^2421265624 is an apocalyptic number.

It is an amenable number.

2421265624 is a deficient number, since it is larger than the sum of its proper divisors (2118607436).

2421265624 is a wasteful number, since it uses less digits than its factorization.

2421265624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302658209 (or 302658205 counting only the distinct ones).

The product of its digits is 46080, while the sum is 34.

The square root of 2421265624 is about 49206.3575567223. The cubic root of 2421265624 is about 1342.8086969912.

Adding to 2421265624 its reverse (4265621242), we get a palindrome (6686886866).

The spelling of 2421265624 in words is "two billion, four hundred twenty-one million, two hundred sixty-five thousand, six hundred twenty-four".