20606464002 has 16 divisors (see below), whose sum is σ = 41513753952. Its totient is φ = 6818683680.

The previous prime is 20606463953. The next prime is 20606464007. The reversal of 20606464002 is 20046460602.

It is not an unprimeable number, because it can be changed into a prime (20606464007) 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, 12533524 + ... + 12535167.

It is an arithmetic number, because the mean of its divisors is an integer number (2594609622).

Almost surely, 2^20606464002 is an apocalyptic number.

20606464002 is an abundant number, since it is smaller than the sum of its proper divisors (20907289950).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20606464002 is a wasteful number, since it uses less digits than its factorization.

20606464002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25068833.

The product of its (nonzero) digits is 13824, while the sum is 30.

The spelling of 20606464002 in words is "twenty billion, six hundred six million, four hundred sixty-four thousand, two".