66337032342 has 128 divisors (see below), whose sum is σ = 157261077504. Its totient is φ = 18260356608.

The previous prime is 66337032337. The next prime is 66337032361. The reversal of 66337032342 is 24323073366.

It is a self number, because there is not a number n which added to its sum of digits gives 66337032342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 119096728 + ... + 119097284.

It is an arithmetic number, because the mean of its divisors is an integer number (1228602168).

Almost surely, 2^66337032342 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 66337032342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78630538752).

66337032342 is an abundant number, since it is smaller than the sum of its proper divisors (90924045162).

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

66337032342 is a wasteful number, since it uses less digits than its factorization.

66337032342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1222.

The product of its (nonzero) digits is 326592, while the sum is 39.

The spelling of 66337032342 in words is "sixty-six billion, three hundred thirty-seven million, thirty-two thousand, three hundred forty-two".