110665001400 has 144 divisors (see below), whose sum is σ = 358626759960. Its totient is φ = 28227513600.

The previous prime is 110665001389. The next prime is 110665001417. The reversal of 110665001400 is 4100566011.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 143070 + ... + 491730.

Almost surely, 2^110665001400 is an apocalyptic number.

110665001400 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 110665001400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (179313379980).

110665001400 is an abundant number, since it is smaller than the sum of its proper divisors (247961758560).

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

110665001400 is a wasteful number, since it uses less digits than its factorization.

110665001400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348726 (or 348694 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

Adding to 110665001400 its reverse (4100566011), we get a palindrome (114765567411).

The spelling of 110665001400 in words is "one hundred ten billion, six hundred sixty-five million, one thousand, four hundred".