11442150561 has 16 divisors (see below), whose sum is σ = 16433049600. Its totient is φ = 7061073360.

The previous prime is 11442150547. The next prime is 11442150583. The reversal of 11442150561 is 16505124411.

It is not a de Polignac number, because 11442150561 - 2⁵ = 11442150529 is a prime.

It is a super-2 number, since 2×11442150561² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11442150061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2672511 + ... + 2676788.

It is an arithmetic number, because the mean of its divisors is an integer number (1027065600).

Almost surely, 2^11442150561 is an apocalyptic number.

It is an amenable number.

11442150561 is a deficient number, since it is larger than the sum of its proper divisors (4990899039).

11442150561 is a wasteful number, since it uses less digits than its factorization.

11442150561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5349356.

The product of its (nonzero) digits is 4800, while the sum is 30.

Adding to 11442150561 its reverse (16505124411), we get a palindrome (27947274972).

The spelling of 11442150561 in words is "eleven billion, four hundred forty-two million, one hundred fifty thousand, five hundred sixty-one".