115967491600 has 45 divisors (see below), whose sum is σ = 278628262477. Its totient is φ = 46384272320.

The previous prime is 115967491597. The next prime is 115967491603. The reversal of 115967491600 is 6194769511.

The square root of 115967491600 is 340540.

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

It is an interprime number because it is at equal distance from previous prime (115967491597) and next prime (115967491603).

It can be written as a sum of positive squares in only one way, i.e., 41748296976 + 74219194624 = 204324^2 + 272432^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115967491603) 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, 6802287 + ... + 6819313.

Almost surely, 2^115967491600 is an apocalyptic number.

115967491600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

115967491600 is the 340540-th square number.

It is an amenable number.

115967491600 is an abundant number, since it is smaller than the sum of its proper divisors (162660770877).

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

115967491600 is an frugal number, since it uses more digits than its factorization.

115967491600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34072 (or 17034 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 49.

Multiplying 115967491600 by its sum of digits (49), we get a square (5682407088400 = 2383780²).

The spelling of 115967491600 in words is "one hundred fifteen billion, nine hundred sixty-seven million, four hundred ninety-one thousand, six hundred".