11252269497 has 48 divisors (see below), whose sum is σ = 18193032000. Its totient is φ = 6160452480.

The previous prime is 11252269459. The next prime is 11252269531. The reversal of 11252269497 is 79496225211.

It is a happy number.

It is not a de Polignac number, because 11252269497 - 2¹⁰ = 11252268473 is a prime.

It is a super-2 number, since 2×11252269497² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11252269297) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 548379 + ... + 568527.

It is an arithmetic number, because the mean of its divisors is an integer number (379021500).

Almost surely, 2^11252269497 is an apocalyptic number.

It is an amenable number.

11252269497 is a deficient number, since it is larger than the sum of its proper divisors (6940762503).

11252269497 is a wasteful number, since it uses less digits than its factorization.

11252269497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20326 (or 20319 counting only the distinct ones).

The product of its digits is 544320, while the sum is 48.

The spelling of 11252269497 in words is "eleven billion, two hundred fifty-two million, two hundred sixty-nine thousand, four hundred ninety-seven".