16247385000 has 800 divisors, whose sum is σ = 71034511680. Its totient is φ = 3369600000.

The previous prime is 16247384999. The next prime is 16247385001. The reversal of 16247385000 is 58374261.

It is an interprime number because it is at equal distance from previous prime (16247384999) and next prime (16247385001).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16247385001) by changing a digit.

It is a polite number, since it can be written in 199 ways as a sum of consecutive naturals, for example, 31184740 + ... + 31185260.

Almost surely, 2^16247385000 is an apocalyptic number.

16247385000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16247385000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35517255840).

16247385000 is an abundant number, since it is smaller than the sum of its proper divisors (54787126680).

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

16247385000 is a wasteful number, since it uses less digits than its factorization.

16247385000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 577 (or 549 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The spelling of 16247385000 in words is "sixteen billion, two hundred forty-seven million, three hundred eighty-five thousand".