401450396659 has 8 divisors (see below), whose sum is σ = 432338467680. Its totient is φ = 370563364416.

The previous prime is 401450396609. The next prime is 401450396681. The reversal of 401450396659 is 956693054104.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 401450396659 - 2¹³ = 401450388467 is a prime.

It is a super-2 number, since 2×401450396659² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401450396609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 664914 + ... + 1115800.

It is an arithmetic number, because the mean of its divisors is an integer number (54042308460).

Almost surely, 2^401450396659 is an apocalyptic number.

401450396659 is a deficient number, since it is larger than the sum of its proper divisors (30888071021).

401450396659 is a wasteful number, since it uses less digits than its factorization.

401450396659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519389.

The product of its (nonzero) digits is 3499200, while the sum is 52.

The spelling of 401450396659 in words is "four hundred one billion, four hundred fifty million, three hundred ninety-six thousand, six hundred fifty-nine".