65354615536 has 60 divisors (see below), whose sum is σ = 148121178120. Its totient is φ = 27852585600.

The previous prime is 65354615527. The next prime is 65354615539. The reversal of 65354615536 is 63551645356.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a self number, because there is not a number n which added to its sum of digits gives 65354615536.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65354615539) 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, 92515 + ... + 373186.

It is an arithmetic number, because the mean of its divisors is an integer number (2468686302).

Almost surely, 2^65354615536 is an apocalyptic number.

It is an amenable number.

65354615536 is an abundant number, since it is smaller than the sum of its proper divisors (82766562584).

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

65354615536 is a wasteful number, since it uses less digits than its factorization.

65354615536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465902 (or 465889 counting only the distinct ones).

The product of its digits is 4860000, while the sum is 49.

The spelling of 65354615536 in words is "sixty-five billion, three hundred fifty-four million, six hundred fifteen thousand, five hundred thirty-six".