135668371662 has 32 divisors (see below), whose sum is σ = 301654195200. Its totient is φ = 45197451864.

The previous prime is 135668371651. The next prime is 135668371753. The reversal of 135668371662 is 266173866531.

135668371662 is a `hidden beast` number, since 1 + 3 + 566 + 8 + 3 + 7 + 16 + 62 = 666.

It is a super-3 number, since 3×135668371662³ (a number of 34 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 135668371599 and 135668371608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 606462 + ... + 799457.

It is an arithmetic number, because the mean of its divisors is an integer number (9426693600).

Almost surely, 2^135668371662 is an apocalyptic number.

135668371662 is an abundant number, since it is smaller than the sum of its proper divisors (165985823538).

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

135668371662 is a wasteful number, since it uses less digits than its factorization.

135668371662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1407717 (or 1407711 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 54.

The spelling of 135668371662 in words is "one hundred thirty-five billion, six hundred sixty-eight million, three hundred seventy-one thousand, six hundred sixty-two".