124005144404445 has 128 divisors (see below), whose sum is σ = 215081026790400. Its totient is φ = 60779096064000.

The previous prime is 124005144404443. The next prime is 124005144404447. The reversal of 124005144404445 is 544404441500421.

It is an interprime number because it is at equal distance from previous prime (124005144404443) and next prime (124005144404447).

It is not a de Polignac number, because 124005144404445 - 2¹ = 124005144404443 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 124005144404397 and 124005144404406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124005144404443) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 4243684935 + ... + 4243714155.

It is an arithmetic number, because the mean of its divisors is an integer number (1680320521800).

Almost surely, 2^{124005144404445} is an apocalyptic number.

124005144404445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

124005144404445 is a deficient number, since it is larger than the sum of its proper divisors (91075882385955).

124005144404445 is a wasteful number, since it uses less digits than its factorization.

124005144404445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31287.

The product of its (nonzero) digits is 819200, while the sum is 42.

Adding to 124005144404445 its reverse (544404441500421), we get a palindrome (668409585904866).

The spelling of 124005144404445 in words is "one hundred twenty-four trillion, five billion, one hundred forty-four million, four hundred four thousand, four hundred forty-five".