445431135536246 has 16 divisors (see below), whose sum is σ = 684128087073024. Its totient is φ = 217395153305064.

The previous prime is 445431135536197. The next prime is 445431135536291. The reversal of 445431135536246 is 642635531134544.

It is a junction number, because it is equal to n+sod(n) for n = 445431135536191 and 445431135536200.

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, 1678231466 + ... + 1678496861.

It is an arithmetic number, because the mean of its divisors is an integer number (42758005442064).

Almost surely, 2^{445431135536246} is an apocalyptic number.

445431135536246 is a deficient number, since it is larger than the sum of its proper divisors (238696951536778).

445431135536246 is a wasteful number, since it uses less digits than its factorization.

445431135536246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3356729915.

The product of its digits is 62208000, while the sum is 56.

The spelling of 445431135536246 in words is "four hundred forty-five trillion, four hundred thirty-one billion, one hundred thirty-five million, five hundred thirty-six thousand, two hundred forty-six".