94238688553 has 2 divisors, whose sum is σ = 94238688554. Its totient is φ = 94238688552.

The previous prime is 94238688461. The next prime is 94238688581. The reversal of 94238688553 is 35588683249.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 80640096784 + 13598591769 = 283972^2 + 116613^2 .

It is a cyclic number.

It is not a de Polignac number, because 94238688553 - 2²¹ = 94236591401 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 94238688491 and 94238688500.

It is not a weakly prime, because it can be changed into another prime (94238688353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47119344276 + 47119344277.

It is an arithmetic number, because the mean of its divisors is an integer number (47119344277).

Almost surely, 2^94238688553 is an apocalyptic number.

It is an amenable number.

94238688553 is a deficient number, since it is larger than the sum of its proper divisors (1).

94238688553 is an equidigital number, since it uses as much as digits as its factorization.

94238688553 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 49766400, while the sum is 61.

The spelling of 94238688553 in words is "ninety-four billion, two hundred thirty-eight million, six hundred eighty-eight thousand, five hundred fifty-three".