126252455040 has 384 divisors, whose sum is σ = 451529095680. Its totient is φ = 32472760320.

The previous prime is 126252455027. The next prime is 126252455059. The reversal of 126252455040 is 40554252621.

126252455040 is a `hidden beast` number, since 1 + 2 + 62 + 5 + 2 + 4 + 550 + 40 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

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 = 126252454986 and 126252455004.

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 47 ways as a sum of consecutive naturals, for example, 63030679 + ... + 63032681.

It is an arithmetic number, because the mean of its divisors is an integer number (1175857020).

Almost surely, 2^126252455040 is an apocalyptic number.

126252455040 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 126252455040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (225764547840).

126252455040 is an abundant number, since it is smaller than the sum of its proper divisors (325276640640).

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

126252455040 is a wasteful number, since it uses less digits than its factorization.

126252455040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2412 (or 2397 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

The spelling of 126252455040 in words is "one hundred twenty-six billion, two hundred fifty-two million, four hundred fifty-five thousand, forty".