124402400530 has 16 divisors (see below), whose sum is σ = 223948828800. Its totient is φ = 49755514032.

The previous prime is 124402400527. The next prime is 124402400533. The reversal of 124402400530 is 35004204421.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (124402400527) and next prime (124402400533).

It is a junction number, because it is equal to n+sod(n) for n = 124402400495 and 124402400504.

It is not an unprimeable number, because it can be changed into a prime (124402400533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 584184 + ... + 768163.

It is an arithmetic number, because the mean of its divisors is an integer number (13996801800).

Almost surely, 2^124402400530 is an apocalyptic number.

124402400530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

124402400530 is a deficient number, since it is larger than the sum of its proper divisors (99546428270).

124402400530 is a wasteful number, since it uses less digits than its factorization.

124402400530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1361553.

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 124402400530 its reverse (35004204421), we get a palindrome (159406604951).

The spelling of 124402400530 in words is "one hundred twenty-four billion, four hundred two million, four hundred thousand, five hundred thirty".