60661327964 has 6 divisors (see below), whose sum is σ = 106157323944. Its totient is φ = 30330663980.

The previous prime is 60661327927. The next prime is 60661327967. The reversal of 60661327964 is 46972316606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60661327967) 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 as a sum of consecutive naturals, namely, 7582665992 + ... + 7582665999.

It is an arithmetic number, because the mean of its divisors is an integer number (17692887324).

Almost surely, 2^60661327964 is an apocalyptic number.

It is an amenable number.

60661327964 is a deficient number, since it is larger than the sum of its proper divisors (45495995980).

60661327964 is a wasteful number, since it uses less digits than its factorization.

60661327964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15165331995 (or 15165331993 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 50.

The spelling of 60661327964 in words is "sixty billion, six hundred sixty-one million, three hundred twenty-seven thousand, nine hundred sixty-four".