20967502152045 has 32 divisors (see below), whose sum is σ = 33561643374720. Its totient is φ = 11178121893120.

The previous prime is 20967502151977. The next prime is 20967502152089. The reversal of 20967502152045 is 54025120576902.

It is not a de Polignac number, because 20967502152045 - 2⁷ = 20967502151917 is a prime.

It is a super-2 number, since 2×20967502152045² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20967502151985 and 20967502152003.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 891046930 + ... + 891070460.

It is an arithmetic number, because the mean of its divisors is an integer number (1048801355460).

Almost surely, 2^{20967502152045} is an apocalyptic number.

It is an amenable number.

20967502152045 is a deficient number, since it is larger than the sum of its proper divisors (12594141222675).

20967502152045 is a wasteful number, since it uses less digits than its factorization.

20967502152045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45165.

The product of its (nonzero) digits is 1512000, while the sum is 48.

The spelling of 20967502152045 in words is "twenty trillion, nine hundred sixty-seven billion, five hundred two million, one hundred fifty-two thousand, forty-five".