401166463 has 8 divisors (see below), whose sum is σ = 408263328. Its totient is φ = 394113024.

The previous prime is 401166461. The next prime is 401166481. The reversal of 401166463 is 364661104.

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 401166463 - 2¹ = 401166461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401166461) 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, 8070 + ... + 29452.

It is an arithmetic number, because the mean of its divisors is an integer number (51032916).

Almost surely, 2^401166463 is an apocalyptic number.

401166463 is a deficient number, since it is larger than the sum of its proper divisors (7096865).

401166463 is a wasteful number, since it uses less digits than its factorization.

401166463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21713.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 401166463 is about 20029.1403460059. The cubic root of 401166463 is about 737.5218190615.

The spelling of 401166463 in words is "four hundred one million, one hundred sixty-six thousand, four hundred sixty-three".