20461132036516 has 48 divisors (see below), whose sum is σ = 38130929807040. Its totient is φ = 9573506887680.

The previous prime is 20461132036463. The next prime is 20461132036519. The reversal of 20461132036516 is 61563023116402.

It is not an unprimeable number, because it can be changed into a prime (20461132036519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81317236 + ... + 81568468.

It is an arithmetic number, because the mean of its divisors is an integer number (794394370980).

Almost surely, 2^{20461132036516} is an apocalyptic number.

It is an amenable number.

20461132036516 is a deficient number, since it is larger than the sum of its proper divisors (17669797770524).

20461132036516 is a wasteful number, since it uses less digits than its factorization.

20461132036516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258124 (or 258122 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 40.

The spelling of 20461132036516 in words is "twenty trillion, four hundred sixty-one billion, one hundred thirty-two million, thirty-six thousand, five hundred sixteen".