65620118802 has 24 divisors (see below), whose sum is σ = 152667215856. Its totient is φ = 18748605288.

The previous prime is 65620118749. The next prime is 65620118807. The reversal of 65620118802 is 20881102656.

It is not an unprimeable number, because it can be changed into a prime (65620118807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 111598548 + ... + 111599135.

It is an arithmetic number, because the mean of its divisors is an integer number (6361133994).

Almost surely, 2^65620118802 is an apocalyptic number.

65620118802 is an abundant number, since it is smaller than the sum of its proper divisors (87047097054).

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

65620118802 is a wasteful number, since it uses less digits than its factorization.

65620118802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223197702 (or 223197695 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 39.

The spelling of 65620118802 in words is "sixty-five billion, six hundred twenty million, one hundred eighteen thousand, eight hundred two".