662402052405 has 48 divisors (see below), whose sum is σ = 1200058629120. Its totient is φ = 337364020224.

The previous prime is 662402052397. The next prime is 662402052419. The reversal of 662402052405 is 504250204266.

662402052405 is a `hidden beast` number, since 6 + 6 + 2 + 40 + 205 + 2 + 405 = 666.

662402052405 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 662402052405 - 2³ = 662402052397 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 662402052405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 101061 + ... + 1155429.

It is an arithmetic number, because the mean of its divisors is an integer number (25001221440).

Almost surely, 2^662402052405 is an apocalyptic number.

It is an amenable number.

662402052405 is a deficient number, since it is larger than the sum of its proper divisors (537656576715).

662402052405 is a wasteful number, since it uses less digits than its factorization.

662402052405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1055010 (or 1055007 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The spelling of 662402052405 in words is "six hundred sixty-two billion, four hundred two million, fifty-two thousand, four hundred five".