16245534000 has 80 divisors (see below), whose sum is σ = 52375620960. Its totient is φ = 4332140800.

The previous prime is 16245533987. The next prime is 16245534001. The reversal of 16245534000 is 43554261.

It is a tau number, because it is divible by the number of its divisors (80).

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

It is not an unprimeable number, because it can be changed into a prime (16245534001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1347795 + ... + 1359794.

It is an arithmetic number, because the mean of its divisors is an integer number (654695262).

Almost surely, 2^16245534000 is an apocalyptic number.

16245534000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16245534000 is an abundant number, since it is smaller than the sum of its proper divisors (36130086960).

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

16245534000 is a wasteful number, since it uses less digits than its factorization.

16245534000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2707615 (or 2707599 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The spelling of 16245534000 in words is "sixteen billion, two hundred forty-five million, five hundred thirty-four thousand".