16772271541540 has 24 divisors (see below), whose sum is σ = 35223546093120. Its totient is φ = 6708570358368.

The previous prime is 16772271541517. The next prime is 16772271541541. The reversal of 16772271541540 is 4514517227761.

It is not an unprimeable number, because it can be changed into a prime (16772271541541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20734360 + ... + 21528079.

It is an arithmetic number, because the mean of its divisors is an integer number (1467647753880).

Almost surely, 2^{16772271541540} is an apocalyptic number.

16772271541540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16772271541540 is an abundant number, since it is smaller than the sum of its proper divisors (18451274551580).

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

16772271541540 is a wasteful number, since it uses less digits than its factorization.

16772271541540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42282291 (or 42282289 counting only the distinct ones).

The product of its (nonzero) digits is 3292800, while the sum is 52.

The spelling of 16772271541540 in words is "sixteen trillion, seven hundred seventy-two billion, two hundred seventy-one million, five hundred forty-one thousand, five hundred forty".