40016207834 has 16 divisors (see below), whose sum is σ = 61978076160. Its totient is φ = 19357213680.

The previous prime is 40016207813. The next prime is 40016207839. The reversal of 40016207834 is 43870261004.

It is a junction number, because it is equal to n+sod(n) for n = 40016207794 and 40016207803.

It is not an unprimeable number, because it can be changed into a prime (40016207839) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134687 + ... + 313325.

It is an arithmetic number, because the mean of its divisors is an integer number (3873629760).

Almost surely, 2^40016207834 is an apocalyptic number.

40016207834 is a deficient number, since it is larger than the sum of its proper divisors (21961868326).

40016207834 is a wasteful number, since it uses less digits than its factorization.

40016207834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182285.

The product of its (nonzero) digits is 32256, while the sum is 35.

Adding to 40016207834 its reverse (43870261004), we get a palindrome (83886468838).

The spelling of 40016207834 in words is "forty billion, sixteen million, two hundred seven thousand, eight hundred thirty-four".