126383355525 has 24 divisors (see below), whose sum is σ = 238804360384. Its totient is φ = 57775248000.

The previous prime is 126383355503. The next prime is 126383355533. The reversal of 126383355525 is 525553383621.

It is a happy number.

It is not a de Polignac number, because 126383355525 - 2¹¹ = 126383353477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 120364576 + ... + 120365625.

Almost surely, 2^126383355525 is an apocalyptic number.

126383355525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

126383355525 is a deficient number, since it is larger than the sum of its proper divisors (112421004859).

126383355525 is a wasteful number, since it uses less digits than its factorization.

126383355525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240730221 (or 240730216 counting only the distinct ones).

The product of its digits is 3240000, while the sum is 48.

The spelling of 126383355525 in words is "one hundred twenty-six billion, three hundred eighty-three million, three hundred fifty-five thousand, five hundred twenty-five".