126510517080 has 96 divisors (see below), whose sum is σ = 412687969200. Its totient is φ = 33610699008.

The previous prime is 126510517039. The next prime is 126510517093. The reversal of 126510517080 is 80715015621.

126510517080 is a `hidden beast` number, since 1 + 2 + 65 + 1 + 0 + 517 + 0 + 80 = 666.

126510517080 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 556354 + ... + 750033.

Almost surely, 2^126510517080 is an apocalyptic number.

126510517080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126510517080 is an abundant number, since it is smaller than the sum of its proper divisors (286177452120).

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

126510517080 is a wasteful number, since it uses less digits than its factorization.

126510517080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1306673 (or 1306666 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 36.

The spelling of 126510517080 in words is "one hundred twenty-six billion, five hundred ten million, five hundred seventeen thousand, eighty".