12522435051 has 64 divisors (see below), whose sum is σ = 20556800000. Its totient is φ = 6758984736.

The previous prime is 12522435049. The next prime is 12522435061. The reversal of 12522435051 is 15053422521.

It is not a de Polignac number, because 12522435051 - 2¹ = 12522435049 is a prime.

It is a super-2 number, since 2×12522435051² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12522435011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8582160 + ... + 8583618.

It is an arithmetic number, because the mean of its divisors is an integer number (321200000).

Almost surely, 2^12522435051 is an apocalyptic number.

12522435051 is a deficient number, since it is larger than the sum of its proper divisors (8034364949).

12522435051 is a wasteful number, since it uses less digits than its factorization.

12522435051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1941 (or 1927 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 12522435051 its reverse (15053422521), we get a palindrome (27575857572).

The spelling of 12522435051 in words is "twelve billion, five hundred twenty-two million, four hundred thirty-five thousand, fifty-one".