124142050400 has 36 divisors (see below), whose sum is σ = 303061782492. Its totient is φ = 49656819840.

The previous prime is 124142050381. The next prime is 124142050433. The reversal of 124142050400 is 4050241421.

It is a super-2 number, since 2×124142050400² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 77587982 + ... + 77589581.

It is an arithmetic number, because the mean of its divisors is an integer number (8418382847).

Almost surely, 2^124142050400 is an apocalyptic number.

124142050400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

124142050400 is an abundant number, since it is smaller than the sum of its proper divisors (178919732092).

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

124142050400 is a wasteful number, since it uses less digits than its factorization.

124142050400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155177583 (or 155177570 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

Adding to 124142050400 its reverse (4050241421), we get a palindrome (128192291821).

The spelling of 124142050400 in words is "one hundred twenty-four billion, one hundred forty-two million, fifty thousand, four hundred".