16267962440 has 32 divisors (see below), whose sum is σ = 36660980160. Its totient is φ = 6496862400.

The previous prime is 16267962437. The next prime is 16267962481. The reversal of 16267962440 is 4426976261.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 297026 + ... + 347505.

It is an arithmetic number, because the mean of its divisors is an integer number (1145655630).

Almost surely, 2^16267962440 is an apocalyptic number.

16267962440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16267962440 is an abundant number, since it is smaller than the sum of its proper divisors (20393017720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16267962440 is a wasteful number, since it uses less digits than its factorization.

16267962440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645173 (or 645169 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 47.

The spelling of 16267962440 in words is "sixteen billion, two hundred sixty-seven million, nine hundred sixty-two thousand, four hundred forty".