353246142665081 has 16 divisors (see below), whose sum is σ = 353822382412800. Its totient is φ = 352670327561088.

The previous prime is 353246142665069. The next prime is 353246142665083. The reversal of 353246142665081 is 180566241642353.

It is a cyclic number.

It is not a de Polignac number, because 353246142665081 - 2¹⁴ = 353246142648697 is a prime.

It is a super-2 number, since 2×353246142665081² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (353246142665083) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21646302440 + ... + 21646318758.

It is an arithmetic number, because the mean of its divisors is an integer number (22113898900800).

Almost surely, 2^{353246142665081} is an apocalyptic number.

It is an amenable number.

353246142665081 is a deficient number, since it is larger than the sum of its proper divisors (576239747719).

353246142665081 is a wasteful number, since it uses less digits than its factorization.

353246142665081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27248.

The product of its (nonzero) digits is 24883200, while the sum is 56.

The spelling of 353246142665081 in words is "three hundred fifty-three trillion, two hundred forty-six billion, one hundred forty-two million, six hundred sixty-five thousand, eighty-one".