442140651152 has 10 divisors (see below), whose sum is σ = 856647511638. Its totient is φ = 221070325568.

The previous prime is 442140651131. The next prime is 442140651163. The reversal of 442140651152 is 251156041244.

It can be written as a sum of positive squares in only one way, i.e., 417734712976 + 24405938176 = 646324^2 + 156224^2 .

It is a super-2 number, since 2×442140651152² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13816895333 + ... + 13816895364.

Almost surely, 2^442140651152 is an apocalyptic number.

It is an amenable number.

442140651152 is a deficient number, since it is larger than the sum of its proper divisors (414506860486).

442140651152 is a wasteful number, since it uses less digits than its factorization.

442140651152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27633790705 (or 27633790699 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 35.

Adding to 442140651152 its reverse (251156041244), we get a palindrome (693296692396).

The spelling of 442140651152 in words is "four hundred forty-two billion, one hundred forty million, six hundred fifty-one thousand, one hundred fifty-two".