20835266007 has 8 divisors (see below), whose sum is σ = 27797435776. Its totient is φ = 13881636792.

The previous prime is 20835265999. The next prime is 20835266041. The reversal of 20835266007 is 70066253802.

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

It is not a de Polignac number, because 20835266007 - 2³ = 20835265999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20835266047) 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, 2129443 + ... + 2139204.

It is an arithmetic number, because the mean of its divisors is an integer number (3474679472).

Almost surely, 2^20835266007 is an apocalyptic number.

20835266007 is a deficient number, since it is larger than the sum of its proper divisors (6962169769).

20835266007 is a wasteful number, since it uses less digits than its factorization.

20835266007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4270277.

The product of its (nonzero) digits is 120960, while the sum is 39.

The spelling of 20835266007 in words is "twenty billion, eight hundred thirty-five million, two hundred sixty-six thousand, seven".