401369160609 has 16 divisors (see below), whose sum is σ = 595520583040. Its totient is φ = 267174618480.

The previous prime is 401369160581. The next prime is 401369160631. The reversal of 401369160609 is 906061963104.

401369160609 is a `hidden beast` number, since 4 + 0 + 1 + 36 + 9 + 1 + 6 + 0 + 609 = 666.

It is not a de Polignac number, because 401369160609 - 2¹³ = 401369152417 is a prime.

It is a super-2 number, since 2×401369160609² (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 (401369160109) 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, 11226877 + ... + 11262570.

It is an arithmetic number, because the mean of its divisors is an integer number (37220036440).

Almost surely, 2^401369160609 is an apocalyptic number.

It is an amenable number.

401369160609 is a deficient number, since it is larger than the sum of its proper divisors (194151422431).

401369160609 is a wasteful number, since it uses less digits than its factorization.

401369160609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22490117 (or 22490111 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 45.

The spelling of 401369160609 in words is "four hundred one billion, three hundred sixty-nine million, one hundred sixty thousand, six hundred nine".