400202440141 has 4 divisors (see below), whose sum is σ = 457374217312. Its totient is φ = 343030662972.

The previous prime is 400202440103. The next prime is 400202440217. The reversal of 400202440141 is 141044202004.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 400202440141 - 2⁷ = 400202440013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400202440741) 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, 28585888575 + ... + 28585888588.

It is an arithmetic number, because the mean of its divisors is an integer number (114343554328).

Almost surely, 2^400202440141 is an apocalyptic number.

It is an amenable number.

400202440141 is a deficient number, since it is larger than the sum of its proper divisors (57171777171).

400202440141 is an equidigital number, since it uses as much as digits as its factorization.

400202440141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57171777170.

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 400202440141 its reverse (141044202004), we get a palindrome (541246642145).

The spelling of 400202440141 in words is "four hundred billion, two hundred two million, four hundred forty thousand, one hundred forty-one".