65240206122 has 48 divisors (see below), whose sum is σ = 163458987552. Its totient is φ = 17206207200.

The previous prime is 65240206093. The next prime is 65240206133. The reversal of 65240206122 is 22160204256.

It is a happy number.

65240206122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 65240206122.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8531004 + ... + 8538647.

It is an arithmetic number, because the mean of its divisors is an integer number (3405395574).

Almost surely, 2^65240206122 is an apocalyptic number.

65240206122 is an abundant number, since it is smaller than the sum of its proper divisors (98218781430).

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

65240206122 is a wasteful number, since it uses less digits than its factorization.

65240206122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17069683 (or 17069676 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The spelling of 65240206122 in words is "sixty-five billion, two hundred forty million, two hundred six thousand, one hundred twenty-two".