401550450354 has 32 divisors (see below), whose sum is σ = 921119316480. Its totient is φ = 129532402800.

The previous prime is 401550450319. The next prime is 401550450407. The reversal of 401550450354 is 453054055104.

401550450354 is a `hidden beast` number, since 4 + 0 + 1 + 550 + 4 + 50 + 3 + 54 = 666.

It is a super-2 number, since 2×401550450354² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119935737 + ... + 119939084.

It is an arithmetic number, because the mean of its divisors is an integer number (28784978640).

Almost surely, 2^401550450354 is an apocalyptic number.

401550450354 is an abundant number, since it is smaller than the sum of its proper divisors (519568866126).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

401550450354 is a wasteful number, since it uses less digits than its factorization.

401550450354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239874863 (or 239874857 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

The spelling of 401550450354 in words is "four hundred one billion, five hundred fifty million, four hundred fifty thousand, three hundred fifty-four".