16723573340 has 24 divisors (see below), whose sum is σ = 35695236192. Its totient is φ = 6579766080.

The previous prime is 16723573337. The next prime is 16723573351. The reversal of 16723573340 is 4337532761.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6852704 + ... + 6855143.

It is an arithmetic number, because the mean of its divisors is an integer number (1487301508).

Almost surely, 2^16723573340 is an apocalyptic number.

16723573340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16723573340 is an abundant number, since it is smaller than the sum of its proper divisors (18971662852).

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

16723573340 is a wasteful number, since it uses less digits than its factorization.

16723573340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13707917 (or 13707915 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 41.

The spelling of 16723573340 in words is "sixteen billion, seven hundred twenty-three million, five hundred seventy-three thousand, three hundred forty".