4051515012 has 24 divisors (see below), whose sum is σ = 9550996896. Its totient is φ = 1336581888.

The previous prime is 4051514983. The next prime is 4051515037. The reversal of 4051515012 is 2105151504.

It is a super-2 number, since 2×4051515012² = 32829547784922720288, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 1739178 + ... + 1741505.

It is an arithmetic number, because the mean of its divisors is an integer number (397958204).

Almost surely, 2^4051515012 is an apocalyptic number.

It is an amenable number.

4051515012 is an abundant number, since it is smaller than the sum of its proper divisors (5499481884).

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

4051515012 is a wasteful number, since it uses less digits than its factorization.

4051515012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3480787 (or 3480785 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 24.

The square root of 4051515012 is about 63651.5122522631. The cubic root of 4051515012 is about 1594.1865870799.

Adding to 4051515012 its reverse (2105151504), we get a palindrome (6156666516).

The spelling of 4051515012 in words is "four billion, fifty-one million, five hundred fifteen thousand, twelve".