66342525042 has 32 divisors (see below), whose sum is σ = 137223475200. Its totient is φ = 21369683088.

The previous prime is 66342525019. The next prime is 66342525101. The reversal of 66342525042 is 24052524366.

66342525042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1466692 + ... + 1511247.

It is an arithmetic number, because the mean of its divisors is an integer number (4288233600).

Almost surely, 2^66342525042 is an apocalyptic number.

66342525042 is an abundant number, since it is smaller than the sum of its proper divisors (70880950158).

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

66342525042 is a wasteful number, since it uses less digits than its factorization.

66342525042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2978070.

The product of its (nonzero) digits is 345600, while the sum is 39.

The spelling of 66342525042 in words is "sixty-six billion, three hundred forty-two million, five hundred twenty-five thousand, forty-two".