99954774413 has 8 divisors (see below), whose sum is σ = 107649136056. Its totient is φ = 92261203200.

The previous prime is 99954774383. The next prime is 99954774431. The reversal of 99954774413 is 31447745999.

It can be written as a sum of positive squares in 4 ways, for example, as 551404324 + 99403370089 = 23482^2 + 315283^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 99954774413 - 2¹⁸ = 99954512269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99954774433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79433 + ... + 454113.

It is an arithmetic number, because the mean of its divisors is an integer number (13456142007).

Almost surely, 2^99954774413 is an apocalyptic number.

It is an amenable number.

99954774413 is a deficient number, since it is larger than the sum of its proper divisors (7694361643).

99954774413 is a wasteful number, since it uses less digits than its factorization.

99954774413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395215.

The product of its digits is 34292160, while the sum is 62.

The spelling of 99954774413 in words is "ninety-nine billion, nine hundred fifty-four million, seven hundred seventy-four thousand, four hundred thirteen".