16054400057 has 2 divisors, whose sum is σ = 16054400058. Its totient is φ = 16054400056.

The previous prime is 16054400027. The next prime is 16054400099. The reversal of 16054400057 is 75000445061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14213646841 + 1840753216 = 119221^2 + 42904^2 .

It is a cyclic number.

It is not a de Polignac number, because 16054400057 - 2²⁶ = 15987291193 is a prime.

It is a super-2 number, since 2×16054400057² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16054399996 and 16054400032.

It is not a weakly prime, because it can be changed into another prime (16054400017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8027200028 + 8027200029.

It is an arithmetic number, because the mean of its divisors is an integer number (8027200029).

Almost surely, 2^16054400057 is an apocalyptic number.

It is an amenable number.

16054400057 is a deficient number, since it is larger than the sum of its proper divisors (1).

16054400057 is an equidigital number, since it uses as much as digits as its factorization.

16054400057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16800, while the sum is 32.

The spelling of 16054400057 in words is "sixteen billion, fifty-four million, four hundred thousand, fifty-seven".