66832032142 has 16 divisors (see below), whose sum is σ = 100463102352. Its totient is φ = 33344398080.

The previous prime is 66832032131. The next prime is 66832032149. The reversal of 66832032142 is 24123023866.

It is a super-2 number, since 2×66832032142² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66832032149) 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, 2134017 + ... + 2165107.

It is an arithmetic number, because the mean of its divisors is an integer number (6278943897).

Almost surely, 2^66832032142 is an apocalyptic number.

66832032142 is a deficient number, since it is larger than the sum of its proper divisors (33631070210).

66832032142 is a wasteful number, since it uses less digits than its factorization.

66832032142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33363.

The product of its (nonzero) digits is 82944, while the sum is 37.

The spelling of 66832032142 in words is "sixty-six billion, eight hundred thirty-two million, thirty-two thousand, one hundred forty-two".