16278196948 has 36 divisors (see below), whose sum is σ = 30882358780. Its totient is φ = 7507493760.

The previous prime is 16278196919. The next prime is 16278196993. The reversal of 16278196948 is 84969187261.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 6 ways, for example, as 15420175684 + 858021264 = 124178^2 + 29292^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11959788 + ... + 11961148.

Almost surely, 2^16278196948 is an apocalyptic number.

It is an amenable number.

16278196948 is a deficient number, since it is larger than the sum of its proper divisors (14604161832).

16278196948 is an frugal number, since it uses more digits than its factorization.

16278196948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2765 (or 1376 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 61.

The spelling of 16278196948 in words is "sixteen billion, two hundred seventy-eight million, one hundred ninety-six thousand, nine hundred forty-eight".