115397680000 has 160 divisors (see below), whose sum is σ = 288575595000. Its totient is φ = 45950208000.

The previous prime is 115397679997. The next prime is 115397680003. The reversal of 115397680000 is 86793511.

It is an interprime number because it is at equal distance from previous prime (115397679997) and next prime (115397680003).

It is a tau number, because it is divible by the number of its divisors (160).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115397680003) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 18316851 + ... + 18323149.

Almost surely, 2^115397680000 is an apocalyptic number.

115397680000 is a gapful number since it is divisible by the number (10) 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 115397680000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144287797500).

115397680000 is an abundant number, since it is smaller than the sum of its proper divisors (173177915000).

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

115397680000 is an frugal number, since it uses more digits than its factorization.

115397680000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6562 (or 6535 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 40.

The spelling of 115397680000 in words is "one hundred fifteen billion, three hundred ninety-seven million, six hundred eighty thousand".