16765677025 has 12 divisors (see below), whose sum is σ = 20862909232. Its totient is φ = 13365141840.

The previous prime is 16765677023. The next prime is 16765677041. The reversal of 16765677025 is 52077656761.

It is a happy number.

It is not a de Polignac number, because 16765677025 - 2¹ = 16765677023 is a prime.

It is a super-2 number, since 2×16765677025² (a number of 21 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16765677023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1177779 + ... + 1191928.

Almost surely, 2^16765677025 is an apocalyptic number.

It is an amenable number.

16765677025 is a deficient number, since it is larger than the sum of its proper divisors (4097232207).

16765677025 is a wasteful number, since it uses less digits than its factorization.

16765677025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2370000 (or 2369995 counting only the distinct ones).

The product of its (nonzero) digits is 3704400, while the sum is 52.

The spelling of 16765677025 in words is "sixteen billion, seven hundred sixty-five million, six hundred seventy-seven thousand, twenty-five".