66095511320 has 32 divisors (see below), whose sum is σ = 148725033120. Its totient is φ = 26436403200.

The previous prime is 66095511283. The next prime is 66095511329. The reversal of 66095511320 is 2311559066.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66095511329) 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, 646424 + ... + 741656.

It is an arithmetic number, because the mean of its divisors is an integer number (4647657285).

Almost surely, 2^66095511320 is an apocalyptic number.

It is an amenable number.

66095511320 is an abundant number, since it is smaller than the sum of its proper divisors (82629521800).

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

66095511320 is a wasteful number, since it uses less digits than its factorization.

66095511320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112595 (or 112591 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 38.

The spelling of 66095511320 in words is "sixty-six billion, ninety-five million, five hundred eleven thousand, three hundred twenty".