4080801738 has 128 divisors (see below), whose sum is σ = 9254310912. Its totient is φ = 1191568896.

The previous prime is 4080801731. The next prime is 4080801797. The reversal of 4080801738 is 8371080804.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4080801696 and 4080801705.

It is not an unprimeable number, because it can be changed into a prime (4080801731) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 29786806 + ... + 29786942.

It is an arithmetic number, because the mean of its divisors is an integer number (72299304).

Almost surely, 2^4080801738 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4080801738, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4627155456).

4080801738 is an abundant number, since it is smaller than the sum of its proper divisors (5173509174).

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

4080801738 is a wasteful number, since it uses less digits than its factorization.

4080801738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388.

The product of its (nonzero) digits is 43008, while the sum is 39.

The square root of 4080801738 is about 63881.1532300412. The cubic root of 4080801738 is about 1598.0186069493.

The spelling of 4080801738 in words is "four billion, eighty million, eight hundred one thousand, seven hundred thirty-eight".