135641421461012 has 12 divisors (see below), whose sum is σ = 242892777965376. Its totient is φ = 66243484899480.

The previous prime is 135641421461011. The next prime is 135641421461027. The reversal of 135641421461012 is 210164124146531.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135641421461011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 394306457564 + ... + 394306457907.

It is an arithmetic number, because the mean of its divisors is an integer number (20241064830448).

Almost surely, 2^{135641421461012} is an apocalyptic number.

It is an amenable number.

135641421461012 is a deficient number, since it is larger than the sum of its proper divisors (107251356504364).

135641421461012 is a wasteful number, since it uses less digits than its factorization.

135641421461012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 788612915518 (or 788612915516 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 41.

The spelling of 135641421461012 in words is "one hundred thirty-five trillion, six hundred forty-one billion, four hundred twenty-one million, four hundred sixty-one thousand, twelve".