66052671475 has 48 divisors (see below), whose sum is σ = 94147099200. Its totient is φ = 45032140800.

The previous prime is 66052671473. The next prime is 66052671499. The reversal of 66052671475 is 57417625066.

It is not a de Polignac number, because 66052671475 - 2¹ = 66052671473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (66052671473) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 44240829 + ... + 44242321.

It is an arithmetic number, because the mean of its divisors is an integer number (1961397900).

Almost surely, 2^66052671475 is an apocalyptic number.

66052671475 is a deficient number, since it is larger than the sum of its proper divisors (28094427725).

66052671475 is a wasteful number, since it uses less digits than its factorization.

66052671475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2800 (or 2795 counting only the distinct ones).

The product of its (nonzero) digits is 2116800, while the sum is 49.

The spelling of 66052671475 in words is "sixty-six billion, fifty-two million, six hundred seventy-one thousand, four hundred seventy-five".