401216152450 has 12 divisors (see below), whose sum is σ = 746262043650. Its totient is φ = 160486460960.

The previous prime is 401216152439. The next prime is 401216152459. The reversal of 401216152450 is 54251612104.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 323828145481 + 77388006969 = 569059^2 + 278187^2 .

It is not an unprimeable number, because it can be changed into a prime (401216152459) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4012161475 + ... + 4012161574.

Almost surely, 2^401216152450 is an apocalyptic number.

401216152450 is a deficient number, since it is larger than the sum of its proper divisors (345045891200).

401216152450 is a wasteful number, since it uses less digits than its factorization.

401216152450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8024323061 (or 8024323056 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 31.

Adding to 401216152450 its reverse (54251612104), we get a palindrome (455467764554).

The spelling of 401216152450 in words is "four hundred one billion, two hundred sixteen million, one hundred fifty-two thousand, four hundred fifty".