42853120612621 has 16 divisors (see below), whose sum is σ = 47412586915200. Its totient is φ = 38404398188800.

The previous prime is 42853120612619. The next prime is 42853120612649. The reversal of 42853120612621 is 12621602135824.

It is a cyclic number.

It is not a de Polignac number, because 42853120612621 - 2¹ = 42853120612619 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42853120612691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3945945 + ... + 10063633.

It is an arithmetic number, because the mean of its divisors is an integer number (2963286682200).

Almost surely, 2^{42853120612621} is an apocalyptic number.

It is an amenable number.

42853120612621 is a deficient number, since it is larger than the sum of its proper divisors (4559466302579).

42853120612621 is a wasteful number, since it uses less digits than its factorization.

42853120612621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6126740.

The product of its (nonzero) digits is 276480, while the sum is 43.

The spelling of 42853120612621 in words is "forty-two trillion, eight hundred fifty-three billion, one hundred twenty million, six hundred twelve thousand, six hundred twenty-one".