126046154240 has 80 divisors (see below), whose sum is σ = 303735247200. Its totient is φ = 50164899840.

The previous prime is 126046154209. The next prime is 126046154249. The reversal of 126046154240 is 42451640621.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 126046154240.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126046154249) 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 7 ways as a sum of consecutive naturals, for example, 385730 + ... + 633150.

It is an arithmetic number, because the mean of its divisors is an integer number (3796690590).

Almost surely, 2^126046154240 is an apocalyptic number.

126046154240 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 126046154240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151867623600).

126046154240 is an abundant number, since it is smaller than the sum of its proper divisors (177689092960).

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

126046154240 is an equidigital number, since it uses as much as digits as its factorization.

126046154240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247643 (or 247627 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 35.

Adding to 126046154240 its reverse (42451640621), we get a palindrome (168497794861).

The spelling of 126046154240 in words is "one hundred twenty-six billion, forty-six million, one hundred fifty-four thousand, two hundred forty".