54252190637 has 2 divisors, whose sum is σ = 54252190638. Its totient is φ = 54252190636.

The previous prime is 54252190547. The next prime is 54252190691. The reversal of 54252190637 is 73609125245.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41084857636 + 13167333001 = 202694^2 + 114749^2 .

It is a cyclic number.

It is not a de Polignac number, because 54252190637 - 2¹⁶ = 54252125101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54252190697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27126095318 + 27126095319.

It is an arithmetic number, because the mean of its divisors is an integer number (27126095319).

Almost surely, 2^54252190637 is an apocalyptic number.

It is an amenable number.

54252190637 is a deficient number, since it is larger than the sum of its proper divisors (1).

54252190637 is an equidigital number, since it uses as much as digits as its factorization.

54252190637 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 453600, while the sum is 44.

The spelling of 54252190637 in words is "fifty-four billion, two hundred fifty-two million, one hundred ninety thousand, six hundred thirty-seven".