42846687354645 has 12 divisors (see below), whose sum is σ = 74267591414796. Its totient is φ = 22851566589120.

The previous prime is 42846687354637. The next prime is 42846687354677. The reversal of 42846687354645 is 54645378664824.

42846687354645 is a `hidden beast` number, since 4 + 2 + 8 + 4 + 6 + 6 + 8 + 73 + 546 + 4 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 21039963520356 + 21806723834289 = 4586934^2 + 4669767^2 .

It is not a de Polignac number, because 42846687354645 - 2³ = 42846687354637 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 476074303896 + ... + 476074303985.

It is an arithmetic number, because the mean of its divisors is an integer number (6188965951233).

Almost surely, 2^{42846687354645} is an apocalyptic number.

42846687354645 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

42846687354645 is a deficient number, since it is larger than the sum of its proper divisors (31420904060151).

42846687354645 is a wasteful number, since it uses less digits than its factorization.

42846687354645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 952148607892 (or 952148607889 counting only the distinct ones).

The product of its digits is 3715891200, while the sum is 72.

The spelling of 42846687354645 in words is "forty-two trillion, eight hundred forty-six billion, six hundred eighty-seven million, three hundred fifty-four thousand, six hundred forty-five".