401032233551 has 2 divisors, whose sum is σ = 401032233552. Its totient is φ = 401032233550.

The previous prime is 401032233523. The next prime is 401032233577. The reversal of 401032233551 is 155332230104.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 401032233551 - 2¹⁸ = 401031971407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (401032233751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200516116775 + 200516116776.

It is an arithmetic number, because the mean of its divisors is an integer number (200516116776).

Almost surely, 2^401032233551 is an apocalyptic number.

401032233551 is a deficient number, since it is larger than the sum of its proper divisors (1).

401032233551 is an equidigital number, since it uses as much as digits as its factorization.

401032233551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 401032233551 its reverse (155332230104), we get a palindrome (556364463655).

The spelling of 401032233551 in words is "four hundred one billion, thirty-two million, two hundred thirty-three thousand, five hundred fifty-one".