16995493080 has 96 divisors (see below), whose sum is σ = 55322008560. Its totient is φ = 4525021440.

The previous prime is 16995493051. The next prime is 16995493111. The reversal of 16995493080 is 8039459961.

16995493080 is a `hidden beast` number, since 1 + 6 + 99 + 549 + 3 + 0 + 8 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 194770 + ... + 268190.

Almost surely, 2^16995493080 is an apocalyptic number.

16995493080 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 16995493080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27661004280).

16995493080 is an abundant number, since it is smaller than the sum of its proper divisors (38326515480).

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

16995493080 is a wasteful number, since it uses less digits than its factorization.

16995493080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74081 (or 74074 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 54.

The spelling of 16995493080 in words is "sixteen billion, nine hundred ninety-five million, four hundred ninety-three thousand, eighty".