401415533452044 has 72 divisors (see below), whose sum is σ = 1016713017880560. Its totient is φ = 133538551638912.

The previous prime is 401415533452019. The next prime is 401415533452097. The reversal of 401415533452044 is 440254335514104.

401415533452044 is a `hidden beast` number, since 4 + 0 + 1 + 4 + 1 + 5 + 53 + 34 + 520 + 44 = 666.

It is a super-3 number, since 3×401415533452044³ (a number of 45 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34719019 + ... + 44813405.

It is an arithmetic number, because the mean of its divisors is an integer number (14121014137230).

Almost surely, 2^{401415533452044} is an apocalyptic number.

It is an amenable number.

401415533452044 is an abundant number, since it is smaller than the sum of its proper divisors (615297484428516).

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

401415533452044 is a wasteful number, since it uses less digits than its factorization.

401415533452044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10096599 (or 10096594 counting only the distinct ones).

The product of its (nonzero) digits is 2304000, while the sum is 45.

Adding to 401415533452044 its reverse (440254335514104), we get a palindrome (841669868966148).

The spelling of 401415533452044 in words is "four hundred one trillion, four hundred fifteen billion, five hundred thirty-three million, four hundred fifty-two thousand, forty-four".