16401033188 has 12 divisors (see below), whose sum is σ = 28970050032. Its totient is φ = 8123876040.

The previous prime is 16401033139. The next prime is 16401033193. The reversal of 16401033188 is 88133010461.

It is a super-3 number, since 3×16401033188³ (a number of 32 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19159658 + ... + 19160513.

It is an arithmetic number, because the mean of its divisors is an integer number (2414170836).

Almost surely, 2^16401033188 is an apocalyptic number.

It is an amenable number.

16401033188 is a deficient number, since it is larger than the sum of its proper divisors (12569016844).

16401033188 is a wasteful number, since it uses less digits than its factorization.

16401033188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38320282 (or 38320280 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 35.

The spelling of 16401033188 in words is "sixteen billion, four hundred one million, thirty-three thousand, one hundred eighty-eight".