42201335464 has 8 divisors (see below), whose sum is σ = 79127504010. Its totient is φ = 21100667728.

The previous prime is 42201335459. The next prime is 42201335471. The reversal of 42201335464 is 46453310224.

It can be written as a sum of positive squares in only one way, i.e., 27453176100 + 14748159364 = 165690^2 + 121442^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2637583459 + ... + 2637583474.

Almost surely, 2^42201335464 is an apocalyptic number.

It is an amenable number.

42201335464 is a deficient number, since it is larger than the sum of its proper divisors (36926168546).

42201335464 is a wasteful number, since it uses less digits than its factorization.

42201335464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5275166939 (or 5275166935 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 34.

Adding to 42201335464 its reverse (46453310224), we get a palindrome (88654645688).

The spelling of 42201335464 in words is "forty-two billion, two hundred one million, three hundred thirty-five thousand, four hundred sixty-four".