126324254340 has 72 divisors (see below), whose sum is σ = 383293718808. Its totient is φ = 33676784640.

The previous prime is 126324254327. The next prime is 126324254389. The reversal of 126324254340 is 43452423621.

126324254340 is a `hidden beast` number, since 1 + 2 + 6 + 32 + 42 + 543 + 40 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 651168324 + 125673086016 = 25518^2 + 354504^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 126324254295 and 126324254304.

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, 538284 + ... + 736476.

Almost surely, 2^126324254340 is an apocalyptic number.

126324254340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126324254340 is an abundant number, since it is smaller than the sum of its proper divisors (256969464468).

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

126324254340 is a wasteful number, since it uses less digits than its factorization.

126324254340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201749 (or 201744 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

Adding to 126324254340 its reverse (43452423621), we get a palindrome (169776677961).

The spelling of 126324254340 in words is "one hundred twenty-six billion, three hundred twenty-four million, two hundred fifty-four thousand, three hundred forty".