20835330877 has 8 divisors (see below), whose sum is σ = 20922044256. Its totient is φ = 20748700752.

The previous prime is 20835330853. The next prime is 20835330937. The reversal of 20835330877 is 77803353802.

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 20835330877 - 2¹⁹ = 20834806589 is a prime.

It is a super-2 number, since 2×20835330877² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20835331877) 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, 508518 + ... + 547960.

It is an arithmetic number, because the mean of its divisors is an integer number (2615255532).

Almost surely, 2^20835330877 is an apocalyptic number.

It is an amenable number.

20835330877 is a deficient number, since it is larger than the sum of its proper divisors (86713379).

20835330877 is a wasteful number, since it uses less digits than its factorization.

20835330877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41627.

The product of its (nonzero) digits is 846720, while the sum is 46.

The spelling of 20835330877 in words is "twenty billion, eight hundred thirty-five million, three hundred thirty thousand, eight hundred seventy-seven".