608997729312 has 768 divisors, whose sum is σ = 2208632832000. Its totient is φ = 162807321600.

The previous prime is 608997729287. The next prime is 608997729371. The reversal of 608997729312 is 213927799806.

608997729312 is a `hidden beast` number, since 608 + 9 + 9 + 7 + 7 + 2 + 9 + 3 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a self number, because there is not a number n which added to its sum of digits gives 608997729312.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 320355562 + ... + 320357462.

It is an arithmetic number, because the mean of its divisors is an integer number (2875824000).

Almost surely, 2^608997729312 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 608997729312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1104316416000).

608997729312 is an abundant number, since it is smaller than the sum of its proper divisors (1599635102688).

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

608997729312 is a wasteful number, since it uses less digits than its factorization.

608997729312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2011 (or 1983 counting only the distinct ones).

The product of its (nonzero) digits is 20575296, while the sum is 63.

The spelling of 608997729312 in words is "six hundred eight billion, nine hundred ninety-seven million, seven hundred twenty-nine thousand, three hundred twelve".