54201188889 has 12 divisors (see below), whose sum is σ = 80406568996. Its totient is φ = 35157527712.

The previous prime is 54201188887. The next prime is 54201188891. The reversal of 54201188889 is 98888110245.

54201188889 is a `hidden beast` number, since 542 + 0 + 1 + 18 + 8 + 8 + 89 = 666.

It is an interprime number because it is at equal distance from previous prime (54201188887) and next prime (54201188891).

It can be written as a sum of positive squares in 2 ways, for example, as 19805777289 + 34395411600 = 140733^2 + 185460^2 .

It is not a de Polignac number, because 54201188889 - 2¹ = 54201188887 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54201188887) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 81382834 + ... + 81383499.

Almost surely, 2^54201188889 is an apocalyptic number.

It is an amenable number.

54201188889 is a deficient number, since it is larger than the sum of its proper divisors (26205380107).

54201188889 is a wasteful number, since it uses less digits than its factorization.

54201188889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162766376 (or 162766373 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 54.

The spelling of 54201188889 in words is "fifty-four billion, two hundred one million, one hundred eighty-eight thousand, eight hundred eighty-nine".