169058401044516 has 135 divisors (see below), whose sum is σ = 469489529279617. Its totient is φ = 53036681523840.

The previous prime is 169058401044391. The next prime is 169058401044527. The reversal of 169058401044516 is 615440104850961.

The square root of 169058401044516 is 13002246.

It is a perfect power (a square), and thus also a powerful number.

169058401044516 is a `hidden beast` number, since 1 + 6 + 9 + 0 + 5 + 84 + 0 + 1 + 0 + 44 + 516 = 666.

It can be written as a sum of positive squares in only one way, i.e., 131619862404900 + 37438538639616 = 11472570^2 + 6118704^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 3978666031 + ... + 3978708521.

Almost surely, 2^{169058401044516} is an apocalyptic number.

169058401044516 is the 13002246-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 169058401044516

169058401044516 is an abundant number, since it is smaller than the sum of its proper divisors (300431128235101).

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

169058401044516 is an frugal number, since it uses more digits than its factorization.

169058401044516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85032 (or 42513 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 54.

The spelling of 169058401044516 in words is "one hundred sixty-nine trillion, fifty-eight billion, four hundred one million, forty-four thousand, five hundred sixteen".