8463136421376 has 1800 divisors, whose sum is σ = 33519045079080. Its totient is φ = 2112930054144.

The previous prime is 8463136421309. The next prime is 8463136421381. The reversal of 8463136421376 is 6731246313648.

8463136421376 is a `hidden beast` number, since 8 + 4 + 63 + 1 + 364 + 213 + 7 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 179 ways as a sum of consecutive naturals, for example, 6525162360 + ... + 6525163656.

Almost surely, 2^{8463136421376} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8463136421376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16759522539540).

8463136421376 is an abundant number, since it is smaller than the sum of its proper divisors (25055908657704).

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

8463136421376 is a wasteful number, since it uses less digits than its factorization.

8463136421376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1386 (or 1341 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 54.

The spelling of 8463136421376 in words is "eight trillion, four hundred sixty-three billion, one hundred thirty-six million, four hundred twenty-one thousand, three hundred seventy-six".