405030552323 has 4 divisors (see below), whose sum is σ = 408614893608. Its totient is φ = 401446211040.

The previous prime is 405030552281. The next prime is 405030552337. The reversal of 405030552323 is 323255030504.

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 405030552323 - 2¹⁴ = 405030535939 is a prime.

It is a super-3 number, since 3×405030552323³ (a number of 36 digits) contains 333 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 405030552323.

It is not an unprimeable number, because it can be changed into a prime (405030558323) 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, 1792170473 + ... + 1792170698.

It is an arithmetic number, because the mean of its divisors is an integer number (102153723402).

Almost surely, 2^405030552323 is an apocalyptic number.

405030552323 is a deficient number, since it is larger than the sum of its proper divisors (3584341285).

405030552323 is a wasteful number, since it uses less digits than its factorization.

405030552323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3584341284.

The product of its (nonzero) digits is 54000, while the sum is 32.

Adding to 405030552323 its reverse (323255030504), we get a palindrome (728285582827).

The spelling of 405030552323 in words is "four hundred five billion, thirty million, five hundred fifty-two thousand, three hundred twenty-three".