124403420542 has 8 divisors (see below), whose sum is σ = 186686376336. Its totient is φ = 62174628432.

The previous prime is 124403420521. The next prime is 124403420587. The reversal of 124403420542 is 245024304421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×124403420542² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13535178 + ... + 13544365.

It is an arithmetic number, because the mean of its divisors is an integer number (23335797042).

Almost surely, 2^124403420542 is an apocalyptic number.

124403420542 is a deficient number, since it is larger than the sum of its proper divisors (62282955794).

124403420542 is a wasteful number, since it uses less digits than its factorization.

124403420542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27081842.

The product of its (nonzero) digits is 30720, while the sum is 31.

Adding to 124403420542 its reverse (245024304421), we get a palindrome (369427724963).

The spelling of 124403420542 in words is "one hundred twenty-four billion, four hundred three million, four hundred twenty thousand, five hundred forty-two".