54044202139 has 2 divisors, whose sum is σ = 54044202140. Its totient is φ = 54044202138.

The previous prime is 54044202119. The next prime is 54044202151. The reversal of 54044202139 is 93120244045.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54044202139 - 2⁷ = 54044202011 is a prime.

It is not a weakly prime, because it can be changed into another prime (54044202109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27022101069 + 27022101070.

It is an arithmetic number, because the mean of its divisors is an integer number (27022101070).

Almost surely, 2^54044202139 is an apocalyptic number.

54044202139 is a deficient number, since it is larger than the sum of its proper divisors (1).

54044202139 is an equidigital number, since it uses as much as digits as its factorization.

54044202139 is an evil number, because the sum of its binary digits is even.

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

The spelling of 54044202139 in words is "fifty-four billion, forty-four million, two hundred two thousand, one hundred thirty-nine".