40311213115 has 16 divisors (see below), whose sum is σ = 49088534976. Its totient is φ = 31772876800.

The previous prime is 40311213071. The next prime is 40311213119. The reversal of 40311213115 is 51131211304.

It is a happy number.

40311213115 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40311213115 - 2⁷ = 40311212987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40311213119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 487419 + ... + 564091.

It is an arithmetic number, because the mean of its divisors is an integer number (3068033436).

Almost surely, 2^40311213115 is an apocalyptic number.

40311213115 is a deficient number, since it is larger than the sum of its proper divisors (8777321861).

40311213115 is a wasteful number, since it uses less digits than its factorization.

40311213115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78230.

The product of its (nonzero) digits is 360, while the sum is 22.

Adding to 40311213115 its reverse (51131211304), we get a palindrome (91442424419).

The spelling of 40311213115 in words is "forty billion, three hundred eleven million, two hundred thirteen thousand, one hundred fifteen".