130565455216642 has 4 divisors (see below), whose sum is σ = 195848182824966. Its totient is φ = 65282727608320.

The previous prime is 130565455216639. The next prime is 130565455216657. The reversal of 130565455216642 is 246612554565031.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 114842493498681 + 15722961717961 = 10716459^2 + 3965219^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32641363804159 + ... + 32641363804162.

Almost surely, 2^{130565455216642} is an apocalyptic number.

130565455216642 is a deficient number, since it is larger than the sum of its proper divisors (65282727608324).

130565455216642 is an equidigital number, since it uses as much as digits as its factorization.

130565455216642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65282727608323.

The product of its (nonzero) digits is 25920000, while the sum is 55.

The spelling of 130565455216642 in words is "one hundred thirty trillion, five hundred sixty-five billion, four hundred fifty-five million, two hundred sixteen thousand, six hundred forty-two".