442251551261102 has 16 divisors (see below), whose sum is σ = 766254024645552. Its totient is φ = 189198524603520.

The previous prime is 442251551261087. The next prime is 442251551261141. The reversal of 442251551261102 is 201162155152244.

It is a super-2 number, since 2×442251551261102² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 442251551261102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 591245389013 + ... + 591245389760.

It is an arithmetic number, because the mean of its divisors is an integer number (47890876540347).

Almost surely, 2^{442251551261102} is an apocalyptic number.

442251551261102 is a deficient number, since it is larger than the sum of its proper divisors (324002473384450).

442251551261102 is a wasteful number, since it uses less digits than its factorization.

442251551261102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1182490778803.

The product of its (nonzero) digits is 192000, while the sum is 41.

The spelling of 442251551261102 in words is "four hundred forty-two trillion, two hundred fifty-one billion, five hundred fifty-one million, two hundred sixty-one thousand, one hundred two".