5165396853444 has 120 divisors (see below), whose sum is σ = 14299163147808. Its totient is φ = 1620348952320.

The previous prime is 5165396853439. The next prime is 5165396853451. The reversal of 5165396853444 is 4443586935615.

5165396853444 is a `hidden beast` number, since 5 + 1 + 6 + 5 + 3 + 96 + 8 + 534 + 4 + 4 = 666.

It is a super-2 number, since 2×5165396853444² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 59900479 + ... + 59986649.

Almost surely, 2^{5165396853444} is an apocalyptic number.

5165396853444 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5165396853444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7149581573904).

5165396853444 is an abundant number, since it is smaller than the sum of its proper divisors (9133766294364).

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

5165396853444 is a wasteful number, since it uses less digits than its factorization.

5165396853444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97087 (or 97076 counting only the distinct ones).

The product of its digits is 186624000, while the sum is 63.

The spelling of 5165396853444 in words is "five trillion, one hundred sixty-five billion, three hundred ninety-six million, eight hundred fifty-three thousand, four hundred forty-four".