2421918552 has 32 divisors (see below), whose sum is σ = 6122833200. Its totient is φ = 798234624.

The previous prime is 2421918539. The next prime is 2421918623. The reversal of 2421918552 is 2558191242.

It is a self number, because there is not a number n which added to its sum of digits gives 2421918552.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 564793 + ... + 569064.

Almost surely, 2^2421918552 is an apocalyptic number.

It is an amenable number.

2421918552 is an abundant number, since it is smaller than the sum of its proper divisors (3700914648).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2421918552 is a wasteful number, since it uses less digits than its factorization.

2421918552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1133955 (or 1133951 counting only the distinct ones).

The product of its digits is 57600, while the sum is 39.

The square root of 2421918552 is about 49212.9916993470. The cubic root of 2421918552 is about 1342.9293884992.

The spelling of 2421918552 in words is "two billion, four hundred twenty-one million, nine hundred eighteen thousand, five hundred fifty-two".