126324353400 has 192 divisors, whose sum is σ = 457072174080. Its totient is φ = 28259750400.

The previous prime is 126324353377. The next prime is 126324353411. The reversal of 126324353400 is 4353423621.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 122571 + ... + 517370.

It is an arithmetic number, because the mean of its divisors is an integer number (2380584240).

Almost surely, 2^126324353400 is an apocalyptic number.

126324353400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126324353400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (228536087040).

126324353400 is an abundant number, since it is smaller than the sum of its proper divisors (330747820680).

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

126324353400 is a wasteful number, since it uses less digits than its factorization.

126324353400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640014 (or 640005 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 33.

The spelling of 126324353400 in words is "one hundred twenty-six billion, three hundred twenty-four million, three hundred fifty-three thousand, four hundred".