401043150385 has 4 divisors (see below), whose sum is σ = 481251780468. Its totient is φ = 320834520304.

The previous prime is 401043150377. The next prime is 401043150463. The reversal of 401043150385 is 583051340104.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 141587390961 + 259455759424 = 376281^2 + 509368^2 .

It is a cyclic number.

It is not a de Polignac number, because 401043150385 - 2³ = 401043150377 is a prime.

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 401043150385.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40104315034 + ... + 40104315043.

It is an arithmetic number, because the mean of its divisors is an integer number (120312945117).

Almost surely, 2^401043150385 is an apocalyptic number.

It is an amenable number.

401043150385 is a deficient number, since it is larger than the sum of its proper divisors (80208630083).

401043150385 is an equidigital number, since it uses as much as digits as its factorization.

401043150385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80208630082.

The product of its (nonzero) digits is 28800, while the sum is 34.

Adding to 401043150385 its reverse (583051340104), we get a palindrome (984094490489).

The spelling of 401043150385 in words is "four hundred one billion, forty-three million, one hundred fifty thousand, three hundred eighty-five".