20610771351 has 8 divisors (see below), whose sum is σ = 27891193344. Its totient is φ = 13535431800.

The previous prime is 20610771347. The next prime is 20610771359. The reversal of 20610771351 is 15317701602.

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

It is not a de Polignac number, because 20610771351 - 2² = 20610771347 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20610771359) 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, 51270375 + ... + 51270776.

It is an arithmetic number, because the mean of its divisors is an integer number (3486399168).

Almost surely, 2^20610771351 is an apocalyptic number.

20610771351 is a deficient number, since it is larger than the sum of its proper divisors (7280421993).

20610771351 is a wasteful number, since it uses less digits than its factorization.

20610771351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102541221.

The product of its (nonzero) digits is 8820, while the sum is 33.

The spelling of 20610771351 in words is "twenty billion, six hundred ten million, seven hundred seventy-one thousand, three hundred fifty-one".