16375078388 has 24 divisors (see below), whose sum is σ = 29133775944. Its totient is φ = 8051212800.

The previous prime is 16375078387. The next prime is 16375078403. The reversal of 16375078388 is 88387057361.

It can be written as a sum of positive squares in 4 ways, for example, as 8198940304 + 8176138084 = 90548^2 + 90422^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16375078387) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1370456 + ... + 1382352.

It is an arithmetic number, because the mean of its divisors is an integer number (1213907331).

Almost surely, 2^16375078388 is an apocalyptic number.

It is an amenable number.

16375078388 is a deficient number, since it is larger than the sum of its proper divisors (12758697556).

16375078388 is a wasteful number, since it uses less digits than its factorization.

16375078388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17603 (or 17601 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 56.

The spelling of 16375078388 in words is "sixteen billion, three hundred seventy-five million, seventy-eight thousand, three hundred eighty-eight".