2421136263 has 16 divisors (see below), whose sum is σ = 3973147136. Its totient is φ = 1277082720.

The previous prime is 2421136261. The next prime is 2421136271. The reversal of 2421136263 is 3626311242.

2421136263 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2421136263 - 2¹ = 2421136261 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2421136263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421136261) 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, 4434043 + ... + 4434588.

It is an arithmetic number, because the mean of its divisors is an integer number (248321696).

Almost surely, 2^2421136263 is an apocalyptic number.

2421136263 is a deficient number, since it is larger than the sum of its proper divisors (1552010873).

2421136263 is a wasteful number, since it uses less digits than its factorization.

2421136263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8868654.

The product of its digits is 10368, while the sum is 30.

The square root of 2421136263 is about 49205.0430647103. The cubic root of 2421136263 is about 1342.7847824775.

The spelling of 2421136263 in words is "two billion, four hundred twenty-one million, one hundred thirty-six thousand, two hundred sixty-three".