165042626053420 has 24 divisors (see below), whose sum is σ = 347554945130400. Its totient is φ = 65833158913152.

The previous prime is 165042626053411. The next prime is 165042626053453. The reversal of 165042626053420 is 24350626240561.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11493211905 + ... + 11493226264.

It is an arithmetic number, because the mean of its divisors is an integer number (14481456047100).

Almost surely, 2^{165042626053420} is an apocalyptic number.

165042626053420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

165042626053420 is an abundant number, since it is smaller than the sum of its proper divisors (182512319076980).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

165042626053420 is a wasteful number, since it uses less digits than its factorization.

165042626053420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22986438537 (or 22986438535 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 46.

The spelling of 165042626053420 in words is "one hundred sixty-five trillion, forty-two billion, six hundred twenty-six million, fifty-three thousand, four hundred twenty".