4040040494 has 48 divisors (see below), whose sum is σ = 7170144912. Its totient is φ = 1702052352.

The previous prime is 4040040467. The next prime is 4040040503. The reversal of 4040040494 is 4940400404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1491089 + ... + 1493795.

It is an arithmetic number, because the mean of its divisors is an integer number (149378019).

Almost surely, 2^4040040494 is an apocalyptic number.

4040040494 is a deficient number, since it is larger than the sum of its proper divisors (3130104418).

4040040494 is a wasteful number, since it uses less digits than its factorization.

4040040494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2977 (or 2970 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 4040040494 is about 63561.3128719035. The cubic root of 4040040494 is about 1592.6801696087.

Adding to 4040040494 its reverse (4940400404), we get a palindrome (8980440898).

The spelling of 4040040494 in words is "four billion, forty million, forty thousand, four hundred ninety-four".