126262236549 has 16 divisors (see below), whose sum is σ = 177916193280. Its totient is φ = 79426854000.

The previous prime is 126262236539. The next prime is 126262236559. The reversal of 126262236549 is 945632262621.

It is an interprime number because it is at equal distance from previous prime (126262236539) and next prime (126262236559).

It is not a de Polignac number, because 126262236549 - 2⁴ = 126262236533 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 126262236498 and 126262236507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126262236539) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 4398297 + ... + 4426910.

It is an arithmetic number, because the mean of its divisors is an integer number (11119762080).

Almost surely, 2^126262236549 is an apocalyptic number.

126262236549 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

126262236549 is a deficient number, since it is larger than the sum of its proper divisors (51653956731).

126262236549 is a wasteful number, since it uses less digits than its factorization.

126262236549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8825480.

The product of its digits is 1866240, while the sum is 48.

The spelling of 126262236549 in words is "one hundred twenty-six billion, two hundred sixty-two million, two hundred thirty-six thousand, five hundred forty-nine".