79669406466016 has 48 divisors (see below), whose sum is σ = 156936791088000. Its totient is φ = 39812446081408.

The previous prime is 79669406466011. The next prime is 79669406466107. The reversal of 79669406466016 is 61066460496697.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79669406466011) 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, 1653588615 + ... + 1653636793.

It is an arithmetic number, because the mean of its divisors is an integer number (3269516481000).

Almost surely, 2^{79669406466016} is an apocalyptic number.

It is an amenable number.

79669406466016 is a deficient number, since it is larger than the sum of its proper divisors (77267384621984).

79669406466016 is a wasteful number, since it uses less digits than its factorization.

79669406466016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75991 (or 75983 counting only the distinct ones).

The product of its (nonzero) digits is 423263232, while the sum is 70.

The spelling of 79669406466016 in words is "seventy-nine trillion, six hundred sixty-nine billion, four hundred six million, four hundred sixty-six thousand, sixteen".