54152025149 has 2 divisors, whose sum is σ = 54152025150. Its totient is φ = 54152025148.

The previous prime is 54152025143. The next prime is 54152025241. The reversal of 54152025149 is 94152025145.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28859893924 + 25292131225 = 169882^2 + 159035^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54152025149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54152025143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27076012574 + 27076012575.

It is an arithmetic number, because the mean of its divisors is an integer number (27076012575).

Almost surely, 2^54152025149 is an apocalyptic number.

It is an amenable number.

54152025149 is a deficient number, since it is larger than the sum of its proper divisors (1).

54152025149 is an equidigital number, since it uses as much as digits as its factorization.

54152025149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72000, while the sum is 38.

The spelling of 54152025149 in words is "fifty-four billion, one hundred fifty-two million, twenty-five thousand, one hundred forty-nine".