401606450460 has 96 divisors (see below), whose sum is σ = 1303765908480. Its totient is φ = 102438743616.

The previous prime is 401606450423. The next prime is 401606450461. The reversal of 401606450460 is 64054606104.

401606450460 is a `hidden beast` number, since 4 + 0 + 1 + 6 + 0 + 645 + 0 + 4 + 6 + 0 = 666.

It is a super-2 number, since 2×401606450460² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401606450461) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16155312 + ... + 16180151.

It is an arithmetic number, because the mean of its divisors is an integer number (13580894880).

Almost surely, 2^401606450460 is an apocalyptic number.

It is an amenable number.

401606450460 is an abundant number, since it is smaller than the sum of its proper divisors (902159458020).

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

401606450460 is a wasteful number, since it uses less digits than its factorization.

401606450460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32335504 (or 32335496 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The spelling of 401606450460 in words is "four hundred one billion, six hundred six million, four hundred fifty thousand, four hundred sixty".