442431100023377 has 2 divisors, whose sum is σ = 442431100023378. Its totient is φ = 442431100023376.

The previous prime is 442431100023349. The next prime is 442431100023443. The reversal of 442431100023377 is 773320001134244.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 270048879050896 + 172382220972481 = 16433164^2 + 13129441^2 .

It is a cyclic number.

It is not a de Polignac number, because 442431100023377 - 2⁴² = 438033053512273 is a prime.

It is not a weakly prime, because it can be changed into another prime (442431100023877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221215550011688 + 221215550011689.

It is an arithmetic number, because the mean of its divisors is an integer number (221215550011689).

Almost surely, 2^{442431100023377} is an apocalyptic number.

It is an amenable number.

442431100023377 is a deficient number, since it is larger than the sum of its proper divisors (1).

442431100023377 is an equidigital number, since it uses as much as digits as its factorization.

442431100023377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 338688, while the sum is 41.

The spelling of 442431100023377 in words is "four hundred forty-two trillion, four hundred thirty-one billion, one hundred million, twenty-three thousand, three hundred seventy-seven".