16221046350 has 24 divisors (see below), whose sum is σ = 40228195320. Its totient is φ = 4325612320.

The previous prime is 16221046337. The next prime is 16221046363. The reversal of 16221046350 is 5364012261.

It is an interprime number because it is at equal distance from previous prime (16221046337) and next prime (16221046363).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54070005 + ... + 54070304.

It is an arithmetic number, because the mean of its divisors is an integer number (1676174805).

Almost surely, 2^16221046350 is an apocalyptic number.

16221046350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16221046350 is an abundant number, since it is smaller than the sum of its proper divisors (24007148970).

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

16221046350 is a wasteful number, since it uses less digits than its factorization.

16221046350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108140324 (or 108140319 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The spelling of 16221046350 in words is "sixteen billion, two hundred twenty-one million, forty-six thousand, three hundred fifty".