16040633255 has 4 divisors (see below), whose sum is σ = 19248759912. Its totient is φ = 12832506600.

The previous prime is 16040633249. The next prime is 16040633299. The reversal of 16040633255 is 55233604061.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 16040633255 - 2¹⁴ = 16040616871 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 1604063321 + ... + 1604063330.

It is an arithmetic number, because the mean of its divisors is an integer number (4812189978).

Almost surely, 2^16040633255 is an apocalyptic number.

16040633255 is a deficient number, since it is larger than the sum of its proper divisors (3208126657).

16040633255 is an equidigital number, since it uses as much as digits as its factorization.

16040633255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3208126656.

The product of its (nonzero) digits is 64800, while the sum is 35.

The spelling of 16040633255 in words is "sixteen billion, forty million, six hundred thirty-three thousand, two hundred fifty-five".