66962488036 has 24 divisors (see below), whose sum is σ = 119690476416. Its totient is φ = 32765362080.

The previous prime is 66962488027. The next prime is 66962488039. The reversal of 66962488036 is 63088426966.

It is not an unprimeable number, because it can be changed into a prime (66962488039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3023475 + ... + 3045541.

It is an arithmetic number, because the mean of its divisors is an integer number (4987103184).

Almost surely, 2^66962488036 is an apocalyptic number.

It is an amenable number.

66962488036 is a deficient number, since it is larger than the sum of its proper divisors (52727988380).

66962488036 is a wasteful number, since it uses less digits than its factorization.

66962488036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38259 (or 38257 counting only the distinct ones).

The product of its (nonzero) digits is 17915904, while the sum is 58.

The spelling of 66962488036 in words is "sixty-six billion, nine hundred sixty-two million, four hundred eighty-eight thousand, thirty-six".