3505113616 has 75 divisors (see below), whose sum is σ = 7347545693. Its totient is φ = 1619821440.

The previous prime is 3505113613. The next prime is 3505113629. The reversal of 3505113616 is 6163115053.

The square root of 3505113616 is 59204.

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

It can be written as a sum of positive squares in only one way, i.e., 168896016 + 3336217600 = 12996^2 + 57760^2 .

It is a super-2 number, since 2×3505113616² = 24571642922137190912, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3505113613) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 85490556 + ... + 85490596.

Almost surely, 2^3505113616 is an apocalyptic number.

3505113616 is the 59204-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3505113616

3505113616 is an abundant number, since it is smaller than the sum of its proper divisors (3842432077).

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

3505113616 is an frugal number, since it uses more digits than its factorization.

3505113616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166 (or 62 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 31.

The cubic root of 3505113616 is about 1519.0335523093.

Multiplying 3505113616 by its product of nonzero digits (8100), we get a square (28391420289600 = 5328360²).

Adding to 3505113616 its reverse (6163115053), we get a palindrome (9668228669).

The spelling of 3505113616 in words is "three billion, five hundred five million, one hundred thirteen thousand, six hundred sixteen".