8192640462918 has 32 divisors (see below), whose sum is σ = 16835850216960. Its totient is φ = 2655853025760.

The previous prime is 8192640462887. The next prime is 8192640462949.

It is a happy number.

8192640462918 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (8192640462887) and next prime (8192640462949).

It is a super-2 number, since 2×8192640462918² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7984318 + ... + 8951793.

It is an arithmetic number, because the mean of its divisors is an integer number (526120319280).

Almost surely, 2^{8192640462918} is an apocalyptic number.

8192640462918 is an abundant number, since it is smaller than the sum of its proper divisors (8643209754042).

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

8192640462918 is a wasteful number, since it uses less digits than its factorization.

8192640462918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16938332.

The product of its (nonzero) digits is 11943936, while the sum is 60.

The spelling of 8192640462918 in words is "eight trillion, one hundred ninety-two billion, six hundred forty million, four hundred sixty-two thousand, nine hundred eighteen".