401445011245502 has 32 divisors (see below), whose sum is σ = 728962340184000. Its totient is φ = 161863167836160.

The previous prime is 401445011245493. The next prime is 401445011245507. The reversal of 401445011245502 is 205542110544104.

It is a super-2 number, since 2×401445011245502² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401445011245507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 333938627 + ... + 335138622.

It is an arithmetic number, because the mean of its divisors is an integer number (22780073130750).

Almost surely, 2^{401445011245502} is an apocalyptic number.

401445011245502 is a deficient number, since it is larger than the sum of its proper divisors (327517328938498).

401445011245502 is a wasteful number, since it uses less digits than its factorization.

401445011245502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 669079796.

The product of its (nonzero) digits is 128000, while the sum is 38.

Adding to 401445011245502 its reverse (205542110544104), we get a palindrome (606987121789606).

The spelling of 401445011245502 in words is "four hundred one trillion, four hundred forty-five billion, eleven million, two hundred forty-five thousand, five hundred two".