99174606449 has 2 divisors, whose sum is σ = 99174606450. Its totient is φ = 99174606448.

The previous prime is 99174606389. The next prime is 99174606463. The reversal of 99174606449 is 94460647199.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99174606400 + 49 = 314920^2 + 7^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99174606449 is a prime.

It is not a weakly prime, because it can be changed into another prime (99174606049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49587303224 + 49587303225.

It is an arithmetic number, because the mean of its divisors is an integer number (49587303225).

Almost surely, 2^99174606449 is an apocalyptic number.

It is an amenable number.

99174606449 is a deficient number, since it is larger than the sum of its proper divisors (1).

99174606449 is an equidigital number, since it uses as much as digits as its factorization.

99174606449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11757312, while the sum is 59.

It can be divided in two parts, 991746064 and 49, that multiplied together give a square (48595557136 = 220444²).

The spelling of 99174606449 in words is "ninety-nine billion, one hundred seventy-four million, six hundred six thousand, four hundred forty-nine".