66364774202342 has 32 divisors (see below), whose sum is σ = 124317253799424. Its totient is φ = 25813383192000.

The previous prime is 66364774202267. The next prime is 66364774202393. The reversal of 66364774202342 is 24320247746366.

It is a congruent number.

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, 358426658 + ... + 358611765.

It is an arithmetic number, because the mean of its divisors is an integer number (3884914181232).

Almost surely, 2^{66364774202342} is an apocalyptic number.

66364774202342 is a deficient number, since it is larger than the sum of its proper divisors (57952479597082).

66364774202342 is a wasteful number, since it uses less digits than its factorization.

66364774202342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717039044.

The product of its (nonzero) digits is 48771072, while the sum is 56.

The spelling of 66364774202342 in words is "sixty-six trillion, three hundred sixty-four billion, seven hundred seventy-four million, two hundred two thousand, three hundred forty-two".