40131265351 has 8 divisors (see below), whose sum is σ = 40281267600. Its totient is φ = 39981463872.

The previous prime is 40131265289. The next prime is 40131265381. The reversal of 40131265351 is 15356213104.

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

It is a cyclic number.

It is not a de Polignac number, because 40131265351 - 2¹¹ = 40131263303 is a prime.

It is a super-2 number, since 2×40131265351² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40131265381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 356451 + ... + 455323.

It is an arithmetic number, because the mean of its divisors is an integer number (5035158450).

Almost surely, 2^40131265351 is an apocalyptic number.

40131265351 is a deficient number, since it is larger than the sum of its proper divisors (150002249).

40131265351 is a wasteful number, since it uses less digits than its factorization.

40131265351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100385.

The product of its (nonzero) digits is 10800, while the sum is 31.

Adding to 40131265351 its reverse (15356213104), we get a palindrome (55487478455).

The spelling of 40131265351 in words is "forty billion, one hundred thirty-one million, two hundred sixty-five thousand, three hundred fifty-one".