2400401603466 has 12 divisors (see below), whose sum is σ = 5200870140882. Its totient is φ = 800133867816.

The previous prime is 2400401603441. The next prime is 2400401603471. The reversal of 2400401603466 is 6643061040042.

2400401603466 is a `hidden beast` number, since 2 + 4 + 0 + 0 + 4 + 0 + 1 + 603 + 46 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2371153421025 + 29248182441 = 1539855^2 + 171021^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2400401603466.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 66677822301 + ... + 66677822336.

Almost surely, 2^{2400401603466} is an apocalyptic number.

2400401603466 is an abundant number, since it is smaller than the sum of its proper divisors (2800468537416).

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

2400401603466 is a wasteful number, since it uses less digits than its factorization.

2400401603466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133355644645 (or 133355644642 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The spelling of 2400401603466 in words is "two trillion, four hundred billion, four hundred one million, six hundred three thousand, four hundred sixty-six".