124445554224001 has 2 divisors, whose sum is σ = 124445554224002. Its totient is φ = 124445554224000.

The previous prime is 124445554223989. The next prime is 124445554224031. The reversal of 124445554224001 is 100422455544421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 124022768175601 + 422786048400 = 11136551^2 + 650220^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-124445554224001 is a prime.

It is a super-2 number, since 2×124445554224001² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (124445554224031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62222777112000 + 62222777112001.

It is an arithmetic number, because the mean of its divisors is an integer number (62222777112001).

Almost surely, 2^{124445554224001} is an apocalyptic number.

It is an amenable number.

124445554224001 is a deficient number, since it is larger than the sum of its proper divisors (1).

124445554224001 is an equidigital number, since it uses as much as digits as its factorization.

124445554224001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1024000, while the sum is 43.

The spelling of 124445554224001 in words is "one hundred twenty-four trillion, four hundred forty-five billion, five hundred fifty-four million, two hundred twenty-four thousand, one".