40660312151 has 4 divisors (see below), whose sum is σ = 42800328600. Its totient is φ = 38520295704.

The previous prime is 40660312093. The next prime is 40660312159. The reversal of 40660312151 is 15121306604.

It is a happy number.

40660312151 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40660312151 - 2¹⁰ = 40660311127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40660312159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1070008196 + ... + 1070008233.

It is an arithmetic number, because the mean of its divisors is an integer number (10700082150).

Almost surely, 2^40660312151 is an apocalyptic number.

40660312151 is a deficient number, since it is larger than the sum of its proper divisors (2140016449).

40660312151 is a wasteful number, since it uses less digits than its factorization.

40660312151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2140016448.

The product of its (nonzero) digits is 4320, while the sum is 29.

Adding to 40660312151 its reverse (15121306604), we get a palindrome (55781618755).

The spelling of 40660312151 in words is "forty billion, six hundred sixty million, three hundred twelve thousand, one hundred fifty-one".