20716610002 has 64 divisors (see below), whose sum is σ = 37205360640. Its totient is φ = 8551857600.

The previous prime is 20716609993. The next prime is 20716610009. The reversal of 20716610002 is 20001661702.

It is a super-3 number, since 3×20716610002³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (20716610009) by changing a digit.

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, 818899 + ... + 843817.

It is an arithmetic number, because the mean of its divisors is an integer number (581333760).

Almost surely, 2^20716610002 is an apocalyptic number.

20716610002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20716610002 is a deficient number, since it is larger than the sum of its proper divisors (16488750638).

20716610002 is a wasteful number, since it uses less digits than its factorization.

20716610002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25039.

The product of its (nonzero) digits is 1008, while the sum is 25.

The spelling of 20716610002 in words is "twenty billion, seven hundred sixteen million, six hundred ten thousand, two".