124636140052 has 48 divisors (see below), whose sum is σ = 225374199120. Its totient is φ = 60280782848.

The previous prime is 124636140047. The next prime is 124636140059. The reversal of 124636140052 is 250041636421.

It can be written as a sum of positive squares in 8 ways, for example, as 417957136 + 124218182916 = 20444^2 + 352446^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124636140059) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6651048 + ... + 6669760.

It is an arithmetic number, because the mean of its divisors is an integer number (4695295815).

Almost surely, 2^124636140052 is an apocalyptic number.

It is an amenable number.

124636140052 is a deficient number, since it is larger than the sum of its proper divisors (100738059068).

124636140052 is a wasteful number, since it uses less digits than its factorization.

124636140052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19212 (or 19210 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

Adding to 124636140052 its reverse (250041636421), we get a palindrome (374677776473).

The spelling of 124636140052 in words is "one hundred twenty-four billion, six hundred thirty-six million, one hundred forty thousand, fifty-two".