16238403650 has 192 divisors, whose sum is σ = 37149622272. Its totient is φ = 5160714240.

The previous prime is 16238403641. The next prime is 16238403653. The reversal of 16238403650 is 5630483261.

It is not an unprimeable number, because it can be changed into a prime (16238403653) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 63184322 + ... + 63184578.

It is an arithmetic number, because the mean of its divisors is an integer number (193487616).

Almost surely, 2^16238403650 is an apocalyptic number.

16238403650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16238403650 is an abundant number, since it is smaller than the sum of its proper divisors (20911218622).

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

16238403650 is a wasteful number, since it uses less digits than its factorization.

16238403650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513 (or 508 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 38.

The spelling of 16238403650 in words is "sixteen billion, two hundred thirty-eight million, four hundred three thousand, six hundred fifty".