20060640602 has 8 divisors (see below), whose sum is σ = 30109690656. Its totient is φ = 10024077052.

The previous prime is 20060640601. The next prime is 20060640643. The reversal of 20060640602 is 20604606002.

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

It is a super-2 number, since 2×20060640602² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20060640601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3117608 + ... + 3124035.

It is an arithmetic number, because the mean of its divisors is an integer number (3763711332).

Almost surely, 2^20060640602 is an apocalyptic number.

20060640602 is a deficient number, since it is larger than the sum of its proper divisors (10049050054).

20060640602 is a wasteful number, since it uses less digits than its factorization.

20060640602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6243252.

The product of its (nonzero) digits is 3456, while the sum is 26.

The spelling of 20060640602 in words is "twenty billion, sixty million, six hundred forty thousand, six hundred two".