4040378045 has 8 divisors (see below), whose sum is σ = 5289222240. Its totient is φ = 2938456720.

The previous prime is 4040378029. The next prime is 4040378081. The reversal of 4040378045 is 5408730404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4040378045 - 2⁴ = 4040378029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4040377996 and 4040378014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36730655 + ... + 36730764.

It is an arithmetic number, because the mean of its divisors is an integer number (661152780).

Almost surely, 2^4040378045 is an apocalyptic number.

It is an amenable number.

4040378045 is a deficient number, since it is larger than the sum of its proper divisors (1248844195).

4040378045 is a wasteful number, since it uses less digits than its factorization.

4040378045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73461435.

The product of its (nonzero) digits is 53760, while the sum is 35.

The square root of 4040378045 is about 63563.9681344706. The cubic root of 4040378045 is about 1592.7245252542.

The spelling of 4040378045 in words is "four billion, forty million, three hundred seventy-eight thousand, forty-five".