403645466412 has 18 divisors (see below), whose sum is σ = 1020326040188. Its totient is φ = 134548488792.

The previous prime is 403645466387. The next prime is 403645466417. The reversal of 403645466412 is 214664546304.

403645466412 is a `hidden beast` number, since 4 + 0 + 3 + 64 + 546 + 6 + 41 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×403645466412² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (403645466417) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5606186998 + ... + 5606187069.

Almost surely, 2^403645466412 is an apocalyptic number.

It is an amenable number.

403645466412 is an abundant number, since it is smaller than the sum of its proper divisors (616680573776).

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

403645466412 is a wasteful number, since it uses less digits than its factorization.

403645466412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11212374077 (or 11212374072 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 45.

The spelling of 403645466412 in words is "four hundred three billion, six hundred forty-five million, four hundred sixty-six thousand, four hundred twelve".