65354544508 has 24 divisors (see below), whose sum is σ = 124935753600. Its totient is φ = 29666614320.

The previous prime is 65354544499. The next prime is 65354544557. The reversal of 65354544508 is 80544545356.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 966858 + ... + 1032241.

It is an arithmetic number, because the mean of its divisors is an integer number (5205656400).

Almost surely, 2^65354544508 is an apocalyptic number.

It is an amenable number.

65354544508 is a deficient number, since it is larger than the sum of its proper divisors (59581209092).

65354544508 is a wasteful number, since it uses less digits than its factorization.

65354544508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1999857 (or 1999855 counting only the distinct ones).

The product of its (nonzero) digits is 5760000, while the sum is 49.

The spelling of 65354544508 in words is "sixty-five billion, three hundred fifty-four million, five hundred forty-four thousand, five hundred eight".