54813197594 has 4 divisors (see below), whose sum is σ = 82219796394. Its totient is φ = 27406598796.

The previous prime is 54813197539. The next prime is 54813197611. The reversal of 54813197594 is 49579131845.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 49579131845 = 5 ⋅9915826369.

It can be written as a sum of positive squares in only one way, i.e., 44346884569 + 10466313025 = 210587^2 + 102305^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13703299397 + ... + 13703299400.

Almost surely, 2^54813197594 is an apocalyptic number.

54813197594 is a deficient number, since it is larger than the sum of its proper divisors (27406598800).

54813197594 is a wasteful number, since it uses less digits than its factorization.

54813197594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27406598799.

The product of its digits is 5443200, while the sum is 56.

The spelling of 54813197594 in words is "fifty-four billion, eight hundred thirteen million, one hundred ninety-seven thousand, five hundred ninety-four".