401043030551 has 8 divisors (see below), whose sum is σ = 439276342320. Its totient is φ = 364436668288.

The previous prime is 401043030533. The next prime is 401043030581. The reversal of 401043030551 is 155030340104.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-401043030551 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 401043030551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401043030581) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 406736861 + ... + 406737846.

It is an arithmetic number, because the mean of its divisors is an integer number (54909542790).

Almost surely, 2^401043030551 is an apocalyptic number.

401043030551 is a deficient number, since it is larger than the sum of its proper divisors (38233311769).

401043030551 is a wasteful number, since it uses less digits than its factorization.

401043030551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 813474753.

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 401043030551 its reverse (155030340104), we get a palindrome (556073370655).

The spelling of 401043030551 in words is "four hundred one billion, forty-three million, thirty thousand, five hundred fifty-one".