11244505251 has 24 divisors (see below), whose sum is σ = 17455617984. Its totient is φ = 6419846160.

The previous prime is 11244505249. The next prime is 11244505267. The reversal of 11244505251 is 15250544211.

It is not a de Polignac number, because 11244505251 - 2¹ = 11244505249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11244505231) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 139476 + ... + 204798.

It is an arithmetic number, because the mean of its divisors is an integer number (727317416).

Almost surely, 2^11244505251 is an apocalyptic number.

11244505251 is a deficient number, since it is larger than the sum of its proper divisors (6211112733).

11244505251 is a wasteful number, since it uses less digits than its factorization.

11244505251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66511 (or 66504 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 30.

The spelling of 11244505251 in words is "eleven billion, two hundred forty-four million, five hundred five thousand, two hundred fifty-one".