126502354512 has 60 divisors (see below), whose sum is σ = 354062412340. Its totient is φ = 42163697664.

The previous prime is 126502354493. The next prime is 126502354549. The reversal of 126502354512 is 215453205621.

126502354512 is a `hidden beast` number, since 1 + 26 + 50 + 23 + 54 + 512 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 52411692096 + 74090662416 = 228936^2 + 272196^2 .

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 pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1925664 + ... + 1990272.

Almost surely, 2^126502354512 is an apocalyptic number.

126502354512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

126502354512 is an abundant number, since it is smaller than the sum of its proper divisors (227560057828).

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

126502354512 is a wasteful number, since it uses less digits than its factorization.

126502354512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78220 (or 78211 counting only the distinct ones).

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

The spelling of 126502354512 in words is "one hundred twenty-six billion, five hundred two million, three hundred fifty-four thousand, five hundred twelve".