442254432102 has 64 divisors (see below), whose sum is σ = 1064214028800. Its totient is φ = 119691855360.

The previous prime is 442254432097. The next prime is 442254432107. The reversal of 442254432102 is 201234452244.

It is an interprime number because it is at equal distance from previous prime (442254432097) and next prime (442254432107).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442254432107) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6645352 + ... + 6711572.

It is an arithmetic number, because the mean of its divisors is an integer number (16628344200).

Almost surely, 2^442254432102 is an apocalyptic number.

442254432102 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

442254432102 is an abundant number, since it is smaller than the sum of its proper divisors (621959596698).

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

442254432102 is a wasteful number, since it uses less digits than its factorization.

442254432102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74621.

The product of its (nonzero) digits is 61440, while the sum is 33.

Adding to 442254432102 its reverse (201234452244), we get a palindrome (643488884346).

The spelling of 442254432102 in words is "four hundred forty-two billion, two hundred fifty-four million, four hundred thirty-two thousand, one hundred two".