126543163304508 has 24 divisors (see below), whose sum is σ = 296766200242512. Its totient is φ = 41966937406464.

The previous prime is 126543163304443. The next prime is 126543163304513. The reversal of 126543163304508 is 805403361345621.

It is a super-2 number, since 2×126543163304508² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26764626085 + ... + 26764630812.

It is an arithmetic number, because the mean of its divisors is an integer number (12365258343438).

Almost surely, 2^{126543163304508} is an apocalyptic number.

It is an amenable number.

126543163304508 is an abundant number, since it is smaller than the sum of its proper divisors (170223036938004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

126543163304508 is a wasteful number, since it uses less digits than its factorization.

126543163304508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53529257101 (or 53529257099 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 51.

The spelling of 126543163304508 in words is "one hundred twenty-six trillion, five hundred forty-three billion, one hundred sixty-three million, three hundred four thousand, five hundred eight".