8401612608 has 84 divisors (see below), whose sum is σ = 24306946560. Its totient is φ = 2774343936.

The previous prime is 8401612553. The next prime is 8401612627. The reversal of 8401612608 is 8062161048.

8401612608 is a `hidden beast` number, since 8 + 40 + 1 + 6 + 1 + 2 + 608 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6528 + ... + 129791.

Almost surely, 2^8401612608 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 8401612608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12153473280).

8401612608 is an abundant number, since it is smaller than the sum of its proper divisors (15905333952).

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

8401612608 is a wasteful number, since it uses less digits than its factorization.

8401612608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136444 (or 136431 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 36.

The square root of 8401612608 is about 91660.3109748161. The cubic root of 8401612608 is about 2032.9227885520.

The spelling of 8401612608 in words is "eight billion, four hundred one million, six hundred twelve thousand, six hundred eight".