65740604756 has 6 divisors (see below), whose sum is σ = 115046058330. Its totient is φ = 32870302376.

The previous prime is 65740604747. The next prime is 65740604807.

65740604756 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 44647690000 + 21092914756 = 211300^2 + 145234^2 .

It is a super-2 number, since 2×65740604756² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8217575591 + ... + 8217575598.

It is an arithmetic number, because the mean of its divisors is an integer number (19174343055).

Almost surely, 2^65740604756 is an apocalyptic number.

It is an amenable number.

65740604756 is a deficient number, since it is larger than the sum of its proper divisors (49305453574).

65740604756 is a wasteful number, since it uses less digits than its factorization.

65740604756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16435151193 (or 16435151191 counting only the distinct ones).

The product of its (nonzero) digits is 4233600, while the sum is 50.

The spelling of 65740604756 in words is "sixty-five billion, seven hundred forty million, six hundred four thousand, seven hundred fifty-six".