20624342602 has 8 divisors (see below), whose sum is σ = 30951051300. Its totient is φ = 10307325504.

The previous prime is 20624342587. The next prime is 20624342617.

It is a happy number.

20624342602 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (20624342587) and next prime (20624342617).

It can be written as a sum of positive squares in 2 ways, for example, as 20229088441 + 395254161 = 142229^2 + 19881^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2417577 + ... + 2426092.

Almost surely, 2^20624342602 is an apocalyptic number.

20624342602 is a deficient number, since it is larger than the sum of its proper divisors (10326708698).

20624342602 is a wasteful number, since it uses less digits than its factorization.

20624342602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4845800.

The product of its (nonzero) digits is 27648, while the sum is 31.

The spelling of 20624342602 in words is "twenty billion, six hundred twenty-four million, three hundred forty-two thousand, six hundred two".