124146012255 has 16 divisors (see below), whose sum is σ = 209088021120. Its totient is φ = 62726406048.

The previous prime is 124146012247. The next prime is 124146012257. The reversal of 124146012255 is 552210641421.

It is a happy number.

It is not a de Polignac number, because 124146012255 - 2³ = 124146012247 is a prime.

It is a super-2 number, since 2×124146012255² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124146012257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 217799737 + ... + 217800306.

It is an arithmetic number, because the mean of its divisors is an integer number (13068001320).

Almost surely, 2^124146012255 is an apocalyptic number.

124146012255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

124146012255 is a deficient number, since it is larger than the sum of its proper divisors (84942008865).

124146012255 is a wasteful number, since it uses less digits than its factorization.

124146012255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435600070.

The product of its (nonzero) digits is 19200, while the sum is 33.

Adding to 124146012255 its reverse (552210641421), we get a palindrome (676356653676).

The spelling of 124146012255 in words is "one hundred twenty-four billion, one hundred forty-six million, twelve thousand, two hundred fifty-five".