20620440062 has 8 divisors (see below), whose sum is σ = 31024107192. Its totient is φ = 10279071000.

The previous prime is 20620440047. The next prime is 20620440109. The reversal of 20620440062 is 26004402602.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15573689 + ... + 15575012.

It is an arithmetic number, because the mean of its divisors is an integer number (3878013399).

Almost surely, 2^20620440062 is an apocalyptic number.

20620440062 is a deficient number, since it is larger than the sum of its proper divisors (10403667130).

20620440062 is a wasteful number, since it uses less digits than its factorization.

20620440062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31149034.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 20620440062 its reverse (26004402602), we get a palindrome (46624842664).

The spelling of 20620440062 in words is "twenty billion, six hundred twenty million, four hundred forty thousand, sixty-two".