400050420002252 has 24 divisors (see below), whose sum is σ = 703054726695552. Its totient is φ = 199177786310400.

The previous prime is 400050420002237. The next prime is 400050420002329. The reversal of 400050420002252 is 252200024050004.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7152899 + ... + 29176442.

It is an arithmetic number, because the mean of its divisors is an integer number (29293946945648).

Almost surely, 2^{400050420002252} is an apocalyptic number.

It is an amenable number.

400050420002252 is a deficient number, since it is larger than the sum of its proper divisors (303004306693300).

400050420002252 is a wasteful number, since it uses less digits than its factorization.

400050420002252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36341009 (or 36341007 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 26.

Adding to 400050420002252 its reverse (252200024050004), we get a palindrome (652250444052256).

The spelling of 400050420002252 in words is "four hundred trillion, fifty billion, four hundred twenty million, two thousand, two hundred fifty-two".