6620434641036 has 18 divisors (see below), whose sum is σ = 16734987564932. Its totient is φ = 2206811547000.

The previous prime is 6620434641019. The next prime is 6620434641053. The reversal of 6620434641036 is 6301464340266.

6620434641036 is a `hidden beast` number, since 6 + 620 + 4 + 3 + 4 + 6 + 4 + 10 + 3 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (6620434641019) and next prime (6620434641053).

It is a tau number, because it is divible by the number of its divisors (18).

It is a junction number, because it is equal to n+sod(n) for n = 6620434640982 and 6620434641000.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 91950481090 + ... + 91950481161.

Almost surely, 2^{6620434641036} is an apocalyptic number.

It is an amenable number.

6620434641036 is an abundant number, since it is smaller than the sum of its proper divisors (10114552923896).

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

6620434641036 is a wasteful number, since it uses less digits than its factorization.

6620434641036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183900962261 (or 183900962256 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 45.

The spelling of 6620434641036 in words is "six trillion, six hundred twenty billion, four hundred thirty-four million, six hundred forty-one thousand, thirty-six".