405150033131 has 4 divisors (see below), whose sum is σ = 405676887000. Its totient is φ = 404623179264.

The previous prime is 405150033121. The next prime is 405150033133. The reversal of 405150033131 is 131330051504.

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 405150033131 - 2¹⁰ = 405150032107 is a prime.

It is a super-2 number, since 2×405150033131² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 405150033131.

It is not an unprimeable number, because it can be changed into a prime (405150033133) 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, 263425781 + ... + 263427318.

It is an arithmetic number, because the mean of its divisors is an integer number (101419221750).

Almost surely, 2^405150033131 is an apocalyptic number.

405150033131 is a deficient number, since it is larger than the sum of its proper divisors (526853869).

405150033131 is an equidigital number, since it uses as much as digits as its factorization.

405150033131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526853868.

The product of its (nonzero) digits is 2700, while the sum is 26.

Adding to 405150033131 its reverse (131330051504), we get a palindrome (536480084635).

The spelling of 405150033131 in words is "four hundred five billion, one hundred fifty million, thirty-three thousand, one hundred thirty-one".