40165215130 has 8 divisors (see below), whose sum is σ = 72297387252. Its totient is φ = 16066086048.

The previous prime is 40165215127. The next prime is 40165215133. The reversal of 40165215130 is 3151256104.

It is an interprime number because it is at equal distance from previous prime (40165215127) and next prime (40165215133).

It can be written as a sum of positive squares in 2 ways, for example, as 39703352049 + 461863081 = 199257^2 + 21491^2 .

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

It is a super-2 number, since 2×40165215130² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40165215133) 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, 2008260747 + ... + 2008260766.

Almost surely, 2^40165215130 is an apocalyptic number.

40165215130 is a deficient number, since it is larger than the sum of its proper divisors (32132172122).

40165215130 is a wasteful number, since it uses less digits than its factorization.

40165215130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4016521520.

The product of its (nonzero) digits is 3600, while the sum is 28.

The spelling of 40165215130 in words is "forty billion, one hundred sixty-five million, two hundred fifteen thousand, one hundred thirty".