54994794938 has 4 divisors (see below), whose sum is σ = 82492192410. Its totient is φ = 27497397468.

The previous prime is 54994794937. The next prime is 54994794949. The reversal of 54994794938 is 83949749945.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 48784882129 + 6209912809 = 220873^2 + 78803^2 .

It is not an unprimeable number, because it can be changed into a prime (54994794937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13748698733 + ... + 13748698736.

Almost surely, 2^54994794938 is an apocalyptic number.

54994794938 is a deficient number, since it is larger than the sum of its proper divisors (27497397472).

54994794938 is a wasteful number, since it uses less digits than its factorization.

54994794938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27497397471.

The product of its digits is 352719360, while the sum is 71.

The spelling of 54994794938 in words is "fifty-four billion, nine hundred ninety-four million, seven hundred ninety-four thousand, nine hundred thirty-eight".