65853467604 has 36 divisors (see below), whose sum is σ = 166476492000. Its totient is φ = 21949367760.

The previous prime is 65853467591. The next prime is 65853467609. The reversal of 65853467604 is 40676435856.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65853467609) 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 11 ways as a sum of consecutive naturals, for example, 418209 + ... + 553719.

It is an arithmetic number, because the mean of its divisors is an integer number (4624347000).

Almost surely, 2^65853467604 is an apocalyptic number.

It is an amenable number.

65853467604 is an abundant number, since it is smaller than the sum of its proper divisors (100623024396).

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

65853467604 is a wasteful number, since it uses less digits than its factorization.

65853467604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149020 (or 149015 counting only the distinct ones).

The product of its (nonzero) digits is 14515200, while the sum is 54.

The spelling of 65853467604 in words is "sixty-five billion, eight hundred fifty-three million, four hundred sixty-seven thousand, six hundred four".