16772670340456 has 8 divisors (see below), whose sum is σ = 31448756888370. Its totient is φ = 8386335170224.

The previous prime is 16772670340427. The next prime is 16772670340493. The reversal of 16772670340456 is 65404307627761.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 15211045217956 + 1561625122500 = 3900134^2 + 1249650^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×16772670340456² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16772670340456.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1048291896271 + ... + 1048291896286.

Almost surely, 2^{16772670340456} is an apocalyptic number.

It is an amenable number.

16772670340456 is a deficient number, since it is larger than the sum of its proper divisors (14676086547914).

16772670340456 is a wasteful number, since it uses less digits than its factorization.

16772670340456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2096583792563 (or 2096583792559 counting only the distinct ones).

The product of its (nonzero) digits is 35562240, while the sum is 58.

The spelling of 16772670340456 in words is "sixteen trillion, seven hundred seventy-two billion, six hundred seventy million, three hundred forty thousand, four hundred fifty-six".