8416377655992 has 96 divisors (see below), whose sum is σ = 23813173406880. Its totient is φ = 2680351027200.

The previous prime is 8416377655991. The next prime is 8416377655999. The reversal of 8416377655992 is 2995567736148.

8416377655992 is a `hidden beast` number, since 8 + 4 + 1 + 63 + 7 + 7 + 6 + 559 + 9 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a self number, because there is not a number n which added to its sum of digits gives 8416377655992.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8416377655991) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1546009 + ... + 4384392.

It is an arithmetic number, because the mean of its divisors is an integer number (248053889655).

Almost surely, 2^{8416377655992} is an apocalyptic number.

It is an amenable number.

8416377655992 is an abundant number, since it is smaller than the sum of its proper divisors (15396795750888).

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

8416377655992 is a wasteful number, since it uses less digits than its factorization.

8416377655992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5931293 (or 5931286 counting only the distinct ones).

The product of its digits is 685843200, while the sum is 72.

The spelling of 8416377655992 in words is "eight trillion, four hundred sixteen billion, three hundred seventy-seven million, six hundred fifty-five thousand, nine hundred ninety-two".