999462385152 has 1200 divisors, whose sum is σ = 3853691577120. Its totient is φ = 252255928320.

The previous prime is 999462385091. The next prime is 999462385183. The reversal of 999462385152 is 251583264999.

999462385152 is a `hidden beast` number, since 9 + 9 + 94 + 6 + 23 + 8 + 515 + 2 = 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 999462385152.

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 119 ways as a sum of consecutive naturals, for example, 1299690624 + ... + 1299691392.

Almost surely, 2^999462385152 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 999462385152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1926845788560).

999462385152 is an abundant number, since it is smaller than the sum of its proper divisors (2854229191968).

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

999462385152 is a wasteful number, since it uses less digits than its factorization.

999462385152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 865 (or 829 counting only the distinct ones).

The product of its digits is 41990400, while the sum is 63.

The spelling of 999462385152 in words is "nine hundred ninety-nine billion, four hundred sixty-two million, three hundred eighty-five thousand, one hundred fifty-two".