66024213475 has 48 divisors (see below), whose sum is σ = 92200420224. Its totient is φ = 46484928000.

The previous prime is 66024213469. The next prime is 66024213487. The reversal of 66024213475 is 57431242066.

It is not a de Polignac number, because 66024213475 - 2³ = 66024213467 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1311520 + ... + 1360930.

It is an arithmetic number, because the mean of its divisors is an integer number (1920842088).

Almost surely, 2^66024213475 is an apocalyptic number.

66024213475 is a deficient number, since it is larger than the sum of its proper divisors (26176206749).

66024213475 is a wasteful number, since it uses less digits than its factorization.

66024213475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49588 (or 49583 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 40.

The spelling of 66024213475 in words is "sixty-six billion, twenty-four million, two hundred thirteen thousand, four hundred seventy-five".