400302252055 has 16 divisors (see below), whose sum is σ = 482686963200. Its totient is φ = 318695628960.

The previous prime is 400302252011. The next prime is 400302252073. The reversal of 400302252055 is 550252203004.

It is not a de Polignac number, because 400302252055 - 2⁹ = 400302251543 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 754606 + ... + 1170484.

It is an arithmetic number, because the mean of its divisors is an integer number (30167935200).

Almost surely, 2^400302252055 is an apocalyptic number.

400302252055 is a deficient number, since it is larger than the sum of its proper divisors (82384711145).

400302252055 is a wasteful number, since it uses less digits than its factorization.

400302252055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416814.

The product of its (nonzero) digits is 12000, while the sum is 28.

Adding to 400302252055 its reverse (550252203004), we get a palindrome (950554455059).

The spelling of 400302252055 in words is "four hundred billion, three hundred two million, two hundred fifty-two thousand, fifty-five".