124142454550 has 12 divisors (see below), whose sum is σ = 230904965556. Its totient is φ = 49656981800.

The previous prime is 124142454521. The next prime is 124142454571. The reversal of 124142454550 is 55454241421.

It is a super-2 number, since 2×124142454550² (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 5 ways as a sum of consecutive naturals, for example, 1241424496 + ... + 1241424595.

It is an arithmetic number, because the mean of its divisors is an integer number (19242080463).

Almost surely, 2^124142454550 is an apocalyptic number.

124142454550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

124142454550 is a deficient number, since it is larger than the sum of its proper divisors (106762511006).

124142454550 is a wasteful number, since it uses less digits than its factorization.

124142454550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2482849103 (or 2482849098 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 37.

Adding to 124142454550 its reverse (55454241421), we get a palindrome (179596695971).

The spelling of 124142454550 in words is "one hundred twenty-four billion, one hundred forty-two million, four hundred fifty-four thousand, five hundred fifty".