54994249945 has 4 divisors (see below), whose sum is σ = 65993099940. Its totient is φ = 43995399952.

The previous prime is 54994249931. The next prime is 54994249987.

54994249945 is nontrivially palindromic in base 10.

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

It can be written as a sum of positive squares in 2 ways, for example, as 25038948169 + 29955301776 = 158237^2 + 173076^2 .

It is a cyclic number.

It is not a de Polignac number, because 54994249945 - 2³⁵ = 20634511577 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5499424990 + ... + 5499424999.

It is an arithmetic number, because the mean of its divisors is an integer number (16498274985).

Almost surely, 2^54994249945 is an apocalyptic number.

It is an amenable number.

54994249945 is a deficient number, since it is larger than the sum of its proper divisors (10998849995).

54994249945 is a wasteful number, since it uses less digits than its factorization.

54994249945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10998849994.

The product of its digits is 83980800, while the sum is 64.

The spelling of 54994249945 in words is "fifty-four billion, nine hundred ninety-four million, two hundred forty-nine thousand, nine hundred forty-five".