16545253560 has 64 divisors (see below), whose sum is σ = 54148106880. Its totient is φ = 4010970240.

The previous prime is 16545253547. The next prime is 16545253583. The reversal of 16545253560 is 6535254561.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6265822 + ... + 6268461.

It is an arithmetic number, because the mean of its divisors is an integer number (846064170).

Almost surely, 2^16545253560 is an apocalyptic number.

16545253560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16545253560 is an abundant number, since it is smaller than the sum of its proper divisors (37602853320).

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

16545253560 is a wasteful number, since it uses less digits than its factorization.

16545253560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12534308 (or 12534304 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 42.

The spelling of 16545253560 in words is "sixteen billion, five hundred forty-five million, two hundred fifty-three thousand, five hundred sixty".