64126931140604 has 12 divisors (see below), whose sum is σ = 112225188993624. Its totient is φ = 32062591428144.

The previous prime is 64126931140499. The next prime is 64126931140673. The reversal of 64126931140604 is 40604113962146.

It is a super-2 number, since 2×64126931140604² (a number of 28 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 (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 218370467 + ... + 218663930.

It is an arithmetic number, because the mean of its divisors is an integer number (9352099082802).

Almost surely, 2^{64126931140604} is an apocalyptic number.

It is an amenable number.

64126931140604 is a deficient number, since it is larger than the sum of its proper divisors (48098257853020).

64126931140604 is a wasteful number, since it uses less digits than its factorization.

64126931140604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437071084 (or 437071082 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 47.

The spelling of 64126931140604 in words is "sixty-four trillion, one hundred twenty-six billion, nine hundred thirty-one million, one hundred forty thousand, six hundred four".