135404265346 has 40 divisors (see below), whose sum is σ = 237051722304. Its totient is φ = 58003865640.

The previous prime is 135404265331. The next prime is 135404265361. The reversal of 135404265346 is 643562404531.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (135404265331) and next prime (135404265361).

It is a super-3 number, since 3×135404265346³ (a number of 34 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 13397331 + ... + 13407433.

Almost surely, 2^135404265346 is an apocalyptic number.

135404265346 is a deficient number, since it is larger than the sum of its proper divisors (101647456958).

135404265346 is an equidigital number, since it uses as much as digits as its factorization.

135404265346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12924 (or 12903 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 43.

Adding to 135404265346 its reverse (643562404531), we get a palindrome (778966669877).

The spelling of 135404265346 in words is "one hundred thirty-five billion, four hundred four million, two hundred sixty-five thousand, three hundred forty-six".