55103439994 has 8 divisors (see below), whose sum is σ = 84889083348. Its totient is φ = 26807078880.

The previous prime is 55103439973. The next prime is 55103440061. The reversal of 55103439994 is 49993430155.

It can be written as a sum of positive squares in 2 ways, for example, as 55077987969 + 25452025 = 234687^2 + 5045^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 372320467 + ... + 372320614.

Almost surely, 2^55103439994 is an apocalyptic number.

55103439994 is a deficient number, since it is larger than the sum of its proper divisors (29785643354).

55103439994 is a wasteful number, since it uses less digits than its factorization.

55103439994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744641120.

The product of its (nonzero) digits is 2624400, while the sum is 52.

The spelling of 55103439994 in words is "fifty-five billion, one hundred three million, four hundred thirty-nine thousand, nine hundred ninety-four".