5531356165020 has 96 divisors (see below), whose sum is σ = 18741536206848. Its totient is φ = 1189938803712.

The previous prime is 5531356165019. The next prime is 5531356165031. The reversal of 5531356165020 is 205616531355.

It is a super-2 number, since 2×5531356165020² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 387342732 + ... + 387357011.

It is an arithmetic number, because the mean of its divisors is an integer number (195224335488).

Almost surely, 2^{5531356165020} is an apocalyptic number.

It is an amenable number.

5531356165020 is an abundant number, since it is smaller than the sum of its proper divisors (13210180041828).

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

5531356165020 is a wasteful number, since it uses less digits than its factorization.

5531356165020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 774699779 (or 774699777 counting only the distinct ones).

The product of its (nonzero) digits is 405000, while the sum is 42.

The spelling of 5531356165020 in words is "five trillion, five hundred thirty-one billion, three hundred fifty-six million, one hundred sixty-five thousand, twenty".