1195958568 has 128 divisors (see below), whose sum is σ = 3686757120. Its totient is φ = 315494400.

The previous prime is 1195958567. The next prime is 1195958597. The reversal of 1195958568 is 8658595911.

It is a super-2 number, since 2×1195958568² = 2860633792745221248, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1195958567) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 147418 + ... + 155318.

It is an arithmetic number, because the mean of its divisors is an integer number (28802790).

Almost surely, 2^1195958568 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1195958568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1843378560).

1195958568 is an abundant number, since it is smaller than the sum of its proper divisors (2490798552).

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

1195958568 is a wasteful number, since it uses less digits than its factorization.

1195958568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7987 (or 7983 counting only the distinct ones).

The product of its digits is 3888000, while the sum is 57.

The square root of 1195958568 is about 34582.6339077867. The cubic root of 1195958568 is about 1061.4642656655.

The spelling of 1195958568 in words is "one billion, one hundred ninety-five million, nine hundred fifty-eight thousand, five hundred sixty-eight".