54099358994 has 4 divisors (see below), whose sum is σ = 81149038494. Its totient is φ = 27049679496.

The previous prime is 54099358979. The next prime is 54099359009. The reversal of 54099358994 is 49985399045.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 49985399045 = 5 ⋅9997079809.

It is an interprime number because it is at equal distance from previous prime (54099358979) and next prime (54099359009).

It can be written as a sum of positive squares in only one way, i.e., 54081828025 + 17530969 = 232555^2 + 4187^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 54099358994.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13524839747 + ... + 13524839750.

Almost surely, 2^54099358994 is an apocalyptic number.

54099358994 is a deficient number, since it is larger than the sum of its proper divisors (27049679500).

54099358994 is a wasteful number, since it uses less digits than its factorization.

54099358994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27049679499.

The product of its (nonzero) digits is 62985600, while the sum is 65.

The spelling of 54099358994 in words is "fifty-four billion, ninety-nine million, three hundred fifty-eight thousand, nine hundred ninety-four".