1041002656512 has 288 divisors, whose sum is σ = 3527542394880. Its totient is φ = 265082388480.

The previous prime is 1041002656493. The next prime is 1041002656513. The reversal of 1041002656512 is 2156562001401.

It is a super-2 number, since 2×1041002656512² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1041002656513) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1769937 + ... + 2283567.

Almost surely, 2^{1041002656512} is an apocalyptic number.

1041002656512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1041002656512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1763771197440).

1041002656512 is an abundant number, since it is smaller than the sum of its proper divisors (2486539738368).

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

1041002656512 is a wasteful number, since it uses less digits than its factorization.

1041002656512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513699 (or 513685 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 33.

Adding to 1041002656512 its reverse (2156562001401), we get a palindrome (3197564657913).

The spelling of 1041002656512 in words is "one trillion, forty-one billion, two million, six hundred fifty-six thousand, five hundred twelve".