405400043435 has 8 divisors (see below), whose sum is σ = 507631358880. Its totient is φ = 310219163584.

The previous prime is 405400043413. The next prime is 405400043491. The reversal of 405400043435 is 534340004504.

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 405400043435 - 2⁶ = 405400043371 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1762608770 + ... + 1762608999.

It is an arithmetic number, because the mean of its divisors is an integer number (63453919860).

Almost surely, 2^405400043435 is an apocalyptic number.

405400043435 is a deficient number, since it is larger than the sum of its proper divisors (102231315445).

405400043435 is a wasteful number, since it uses less digits than its factorization.

405400043435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3525217797.

The product of its (nonzero) digits is 57600, while the sum is 32.

Adding to 405400043435 its reverse (534340004504), we get a palindrome (939740047939).

The spelling of 405400043435 in words is "four hundred five billion, four hundred million, forty-three thousand, four hundred thirty-five".