20677460523061 has 8 divisors (see below), whose sum is σ = 20827545163040. Its totient is φ = 20527394825232.

The previous prime is 20677460523037. The next prime is 20677460523121. The reversal of 20677460523061 is 16032506477602.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20677460523061 - 2¹¹ = 20677460521013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20677460522996 and 20677460523014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20677460523761) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2540715 + ... + 6914488.

It is an arithmetic number, because the mean of its divisors is an integer number (2603443145380).

Almost surely, 2^{20677460523061} is an apocalyptic number.

It is an amenable number.

20677460523061 is a deficient number, since it is larger than the sum of its proper divisors (150084639979).

20677460523061 is a wasteful number, since it uses less digits than its factorization.

20677460523061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9471075.

The product of its (nonzero) digits is 2540160, while the sum is 49.

The spelling of 20677460523061 in words is "twenty trillion, six hundred seventy-seven billion, four hundred sixty million, five hundred twenty-three thousand, sixty-one".