54339420194 has 8 divisors (see below), whose sum is σ = 86303785068. Its totient is φ = 25571491840.

The previous prime is 54339420137. The next prime is 54339420199. The reversal of 54339420194 is 49102493345.

It can be written as a sum of positive squares in 2 ways, for example, as 53783639569 + 555780625 = 231913^2 + 23575^2 .

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

It is not an unprimeable number, because it can be changed into a prime (54339420199) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 799109087 + ... + 799109154.

Almost surely, 2^54339420194 is an apocalyptic number.

54339420194 is a deficient number, since it is larger than the sum of its proper divisors (31964364874).

54339420194 is a wasteful number, since it uses less digits than its factorization.

54339420194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1598218260.

The product of its (nonzero) digits is 466560, while the sum is 44.

The spelling of 54339420194 in words is "fifty-four billion, three hundred thirty-nine million, four hundred twenty thousand, one hundred ninety-four".