442612201477 has 8 divisors (see below), whose sum is σ = 447815507040. Its totient is φ = 437439236400.

The previous prime is 442612201463. The next prime is 442612201519. The reversal of 442612201477 is 774102216244.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-442612201477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442612301477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7555774 + ... + 7614127.

It is an arithmetic number, because the mean of its divisors is an integer number (55976938380).

Almost surely, 2^442612201477 is an apocalyptic number.

It is an amenable number.

442612201477 is a deficient number, since it is larger than the sum of its proper divisors (5203305563).

442612201477 is a wasteful number, since it uses less digits than its factorization.

442612201477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15170243.

The product of its (nonzero) digits is 150528, while the sum is 40.

The spelling of 442612201477 in words is "four hundred forty-two billion, six hundred twelve million, two hundred one thousand, four hundred seventy-seven".