54123266232149 has 2 divisors, whose sum is σ = 54123266232150. Its totient is φ = 54123266232148.

The previous prime is 54123266232131. The next prime is 54123266232263. The reversal of 54123266232149 is 94123266232145.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34645078404049 + 19478187828100 = 5886007^2 + 4413410^2 .

It is a cyclic number.

It is not a de Polignac number, because 54123266232149 - 2⁸ = 54123266231893 is a prime.

It is a super-2 number, since 2×54123266232149² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 54123266232097 and 54123266232106.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54123266252149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27061633116074 + 27061633116075.

It is an arithmetic number, because the mean of its divisors is an integer number (27061633116075).

Almost surely, 2^{54123266232149} is an apocalyptic number.

It is an amenable number.

54123266232149 is a deficient number, since it is larger than the sum of its proper divisors (1).

54123266232149 is an equidigital number, since it uses as much as digits as its factorization.

54123266232149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3732480, while the sum is 50.

The spelling of 54123266232149 in words is "fifty-four trillion, one hundred twenty-three billion, two hundred sixty-six million, two hundred thirty-two thousand, one hundred forty-nine".