1002000777612 has 48 divisors (see below), whose sum is σ = 2350285217280. Its totient is φ = 332250008832.

The previous prime is 1002000777581. The next prime is 1002000777653. The reversal of 1002000777612 is 2167770002001.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1493113 + ... + 2057519.

It is an arithmetic number, because the mean of its divisors is an integer number (48964275360).

Almost surely, 2^{1002000777612} is an apocalyptic number.

1002000777612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1002000777612 is an abundant number, since it is smaller than the sum of its proper divisors (1348284439668).

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

1002000777612 is a wasteful number, since it uses less digits than its factorization.

1002000777612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565190 (or 565188 counting only the distinct ones).

The product of its (nonzero) digits is 8232, while the sum is 33.

Adding to 1002000777612 its reverse (2167770002001), we get a palindrome (3169770779613).

The spelling of 1002000777612 in words is "one trillion, two billion, seven hundred seventy-seven thousand, six hundred twelve".