16400127750 has 64 divisors (see below), whose sum is σ = 40952433600. Its totient is φ = 4371475200.

The previous prime is 16400127743. The next prime is 16400127773. The reversal of 16400127750 is 5772100461.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3007026 + ... + 3012474.

It is an arithmetic number, because the mean of its divisors is an integer number (639881775).

Almost surely, 2^16400127750 is an apocalyptic number.

16400127750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16400127750 is an abundant number, since it is smaller than the sum of its proper divisors (24552305850).

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

16400127750 is a wasteful number, since it uses less digits than its factorization.

16400127750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9482 (or 9472 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 33.

The spelling of 16400127750 in words is "sixteen billion, four hundred million, one hundred twenty-seven thousand, seven hundred fifty".