66113650245432 has 16 divisors (see below), whose sum is σ = 165284125613640. Its totient is φ = 22037883415136.

The previous prime is 66113650245371. The next prime is 66113650245451. The reversal of 66113650245432 is 23454205631166.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1377367713423 + ... + 1377367713470.

Almost surely, 2^{66113650245432} is an apocalyptic number.

It is an amenable number.

66113650245432 is an abundant number, since it is smaller than the sum of its proper divisors (99170475368208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66113650245432 is a wasteful number, since it uses less digits than its factorization.

66113650245432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2754735426902 (or 2754735426898 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 48.

Adding to 66113650245432 its reverse (23454205631166), we get a palindrome (89567855876598).

The spelling of 66113650245432 in words is "sixty-six trillion, one hundred thirteen billion, six hundred fifty million, two hundred forty-five thousand, four hundred thirty-two".