996149816 has 32 divisors (see below), whose sum is σ = 2031110640. Its totient is φ = 456104448.

The previous prime is 996149813. The next prime is 996149821. The reversal of 996149816 is 618941699.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (996149813) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93950 + ... + 104013.

Almost surely, 2^996149816 is an apocalyptic number.

It is an amenable number.

996149816 is an abundant number, since it is smaller than the sum of its proper divisors (1034960824).

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

996149816 is a wasteful number, since it uses less digits than its factorization.

996149816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198023 (or 198019 counting only the distinct ones).

The product of its digits is 839808, while the sum is 53.

The square root of 996149816 is about 31561.8411376776. The cubic root of 996149816 is about 998.7149546993.

The spelling of 996149816 in words is "nine hundred ninety-six million, one hundred forty-nine thousand, eight hundred sixteen".