401445524405 has 16 divisors (see below), whose sum is σ = 502697124864. Its totient is φ = 307182395520.

The previous prime is 401445524383. The next prime is 401445524411. The reversal of 401445524405 is 504425544104.

It is a de Polignac number, because none of the positive numbers 2^k-401445524405 is a prime.

It is a super-2 number, since 2×401445524405² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5303132 + ... + 5378298.

It is an arithmetic number, because the mean of its divisors is an integer number (31418570304).

Almost surely, 2^401445524405 is an apocalyptic number.

It is an amenable number.

401445524405 is a deficient number, since it is larger than the sum of its proper divisors (101251600459).

401445524405 is a wasteful number, since it uses less digits than its factorization.

401445524405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121636.

The product of its (nonzero) digits is 256000, while the sum is 38.

The spelling of 401445524405 in words is "four hundred one billion, four hundred forty-five million, five hundred twenty-four thousand, four hundred five".