16203718948 has 24 divisors (see below), whose sum is σ = 28671987960. Its totient is φ = 8012010240.

The previous prime is 16203718943. The next prime is 16203719033. The reversal of 16203718948 is 84981730261.

It can be written as a sum of positive squares in 4 ways, for example, as 1798438464 + 14405280484 = 42408^2 + 120022^2 .

It is not an unprimeable number, because it can be changed into a prime (16203718943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191490 + ... + 262822.

It is an arithmetic number, because the mean of its divisors is an integer number (1194666165).

Almost surely, 2^16203718948 is an apocalyptic number.

It is an amenable number.

16203718948 is a deficient number, since it is larger than the sum of its proper divisors (12468269012).

16203718948 is a wasteful number, since it uses less digits than its factorization.

16203718948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71967 (or 71965 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 49.

The spelling of 16203718948 in words is "sixteen billion, two hundred three million, seven hundred eighteen thousand, nine hundred forty-eight".