65240954412 has 24 divisors (see below), whose sum is σ = 155101138416. Its totient is φ = 21336664128.

The previous prime is 65240954399. The next prime is 65240954413. The reversal of 65240954412 is 21445904256.

It is not an unprimeable number, because it can be changed into a prime (65240954413) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 51289423 + ... + 51290694.

It is an arithmetic number, because the mean of its divisors is an integer number (6462547434).

Almost surely, 2^65240954412 is an apocalyptic number.

It is an amenable number.

65240954412 is an abundant number, since it is smaller than the sum of its proper divisors (89860184004).

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

65240954412 is a wasteful number, since it uses less digits than its factorization.

65240954412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102580177 (or 102580175 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 42.

The spelling of 65240954412 in words is "sixty-five billion, two hundred forty million, nine hundred fifty-four thousand, four hundred twelve".