11695557316 has 27 divisors (see below), whose sum is σ = 21404899663. Its totient is φ = 5591148200.

The previous prime is 11695557301. The next prime is 11695557317. The reversal of 11695557316 is 61375559611.

The square root of 11695557316 is 108146.

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

It is a super-2 number, since 2×11695557316² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11695557316.

It is not an unprimeable number, because it can be changed into a prime (11695557317) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4973541 + ... + 4975891.

Almost surely, 2^11695557316 is an apocalyptic number.

11695557316 is the 108146-th square number.

It is an amenable number.

11695557316 is a deficient number, since it is larger than the sum of its proper divisors (9709342347).

11695557316 is an frugal number, since it uses more digits than its factorization.

11695557316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4752 (or 2376 counting only the distinct ones).

The product of its digits is 850500, while the sum is 49.

Multiplying 11695557316 by its sum of digits (49), we get a square (573082308484 = 757022²).

The spelling of 11695557316 in words is "eleven billion, six hundred ninety-five million, five hundred fifty-seven thousand, three hundred sixteen".