442051253699952 has 80 divisors (see below), whose sum is σ = 1229887076251680. Its totient is φ = 136007163641856.

The previous prime is 442051253699921. The next prime is 442051253699953. The reversal of 442051253699952 is 259996352150244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442051253699953) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12540633 + ... + 32270264.

It is an arithmetic number, because the mean of its divisors is an integer number (15373588453146).

Almost surely, 2^{442051253699952} is an apocalyptic number.

It is an amenable number.

442051253699952 is an abundant number, since it is smaller than the sum of its proper divisors (787835822551728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

442051253699952 is a wasteful number, since it uses less digits than its factorization.

442051253699952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44826730 (or 44826724 counting only the distinct ones).

The product of its (nonzero) digits is 209952000, while the sum is 66.

The spelling of 442051253699952 in words is "four hundred forty-two trillion, fifty-one billion, two hundred fifty-three million, six hundred ninety-nine thousand, nine hundred fifty-two".