126502006455 has 24 divisors (see below), whose sum is σ = 239203794960. Its totient is φ = 61334305920.

The previous prime is 126502006447. The next prime is 126502006481. The reversal of 126502006455 is 554600205621.

126502006455 is a `hidden beast` number, since 1 + 2 + 6 + 5 + 0 + 2 + 0 + 0 + 645 + 5 = 666.

It is not a de Polignac number, because 126502006455 - 2³ = 126502006447 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 127779310 + ... + 127780299.

It is an arithmetic number, because the mean of its divisors is an integer number (9966824790).

Almost surely, 2^126502006455 is an apocalyptic number.

126502006455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

126502006455 is a deficient number, since it is larger than the sum of its proper divisors (112701788505).

126502006455 is a wasteful number, since it uses less digits than its factorization.

126502006455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255559631 (or 255559628 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 126502006455 in words is "one hundred twenty-six billion, five hundred two million, six thousand, four hundred fifty-five".