16767979670 has 48 divisors (see below), whose sum is σ = 33586675920. Its totient is φ = 5991491520.

The previous prime is 16767979621. The next prime is 16767979681. The reversal of 16767979670 is 7697976761.

It is a Harshad number since it is a multiple of its sum of digits (65).

It is a junction number, because it is equal to n+sod(n) for n = 16767979597 and 16767979606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57821 + ... + 192039.

It is an arithmetic number, because the mean of its divisors is an integer number (699722415).

Almost surely, 2^16767979670 is an apocalyptic number.

16767979670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16767979670 is an abundant number, since it is smaller than the sum of its proper divisors (16818696250).

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

16767979670 is a wasteful number, since it uses less digits than its factorization.

16767979670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134301 (or 134270 counting only the distinct ones).

The product of its (nonzero) digits is 42007896, while the sum is 65.

The spelling of 16767979670 in words is "sixteen billion, seven hundred sixty-seven million, nine hundred seventy-nine thousand, six hundred seventy".