49198289194 has 4 divisors (see below), whose sum is σ = 73797433794. Its totient is φ = 24599144596.

The previous prime is 49198289183. The next prime is 49198289207.

It is a happy number.

49198289194 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 only one way, i.e., 35810642169 + 13387647025 = 189237^2 + 115705^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12299572297 + ... + 12299572300.

Almost surely, 2^49198289194 is an apocalyptic number.

49198289194 is a deficient number, since it is larger than the sum of its proper divisors (24599144600).

49198289194 is a wasteful number, since it uses less digits than its factorization.

49198289194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24599144599.

The product of its digits is 13436928, while the sum is 64.

The spelling of 49198289194 in words is "forty-nine billion, one hundred ninety-eight million, two hundred eighty-nine thousand, one hundred ninety-four".