135404265246 has 8 divisors (see below), whose sum is σ = 270808530504. Its totient is φ = 45134755080.

The previous prime is 135404265137. The next prime is 135404265307. The reversal of 135404265246 is 642562404531.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

135404265246 is an admirable number.

It is a super-3 number, since 3×135404265246³ (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 135404265198 and 135404265207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11283688765 + ... + 11283688776.

It is an arithmetic number, because the mean of its divisors is an integer number (33851066313).

Almost surely, 2^135404265246 is an apocalyptic number.

135404265246 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

135404265246 is a wasteful number, since it uses less digits than its factorization.

135404265246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22567377546.

The product of its (nonzero) digits is 691200, while the sum is 42.

Adding to 135404265246 its reverse (642562404531), we get a palindrome (777966669777).

The spelling of 135404265246 in words is "one hundred thirty-five billion, four hundred four million, two hundred sixty-five thousand, two hundred forty-six".