16997123017260 has 144 divisors (see below), whose sum is σ = 51665692059072. Its totient is φ = 4523098252800.

The previous prime is 16997123017247. The next prime is 16997123017283. The reversal of 16997123017260 is 6271032179961.

16997123017260 is a `hidden beast` number, since 1 + 6 + 9 + 9 + 71 + 2 + 301 + 7 + 260 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 16997123017197 and 16997123017206.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 368031370 + ... + 368077550.

It is an arithmetic number, because the mean of its divisors is an integer number (358789528188).

Almost surely, 2^{16997123017260} is an apocalyptic number.

16997123017260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16997123017260 is an abundant number, since it is smaller than the sum of its proper divisors (34668569041812).

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

16997123017260 is a wasteful number, since it uses less digits than its factorization.

16997123017260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50424 (or 50419 counting only the distinct ones).

The product of its (nonzero) digits is 1714608, while the sum is 54.

The spelling of 16997123017260 in words is "sixteen trillion, nine hundred ninety-seven billion, one hundred twenty-three million, seventeen thousand, two hundred sixty".