16378133584 has 10 divisors (see below), whose sum is σ = 31732633850. Its totient is φ = 8189066784.

The previous prime is 16378133581. The next prime is 16378133713. The reversal of 16378133584 is 48533187361.

It can be written as a sum of positive squares in only one way, i.e., 16235856400 + 142277184 = 127420^2 + 11928^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16378133581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511816659 + ... + 511816690.

It is an arithmetic number, because the mean of its divisors is an integer number (3173263385).

Almost surely, 2^16378133584 is an apocalyptic number.

It is an amenable number.

16378133584 is a deficient number, since it is larger than the sum of its proper divisors (15354500266).

16378133584 is a wasteful number, since it uses less digits than its factorization.

16378133584 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1023633357 (or 1023633351 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 49.

The spelling of 16378133584 in words is "sixteen billion, three hundred seventy-eight million, one hundred thirty-three thousand, five hundred eighty-four".