135151563406 has 4 divisors (see below), whose sum is σ = 202727345112. Its totient is φ = 67575781702.

The previous prime is 135151563397. The next prime is 135151563451. The reversal of 135151563406 is 604365151531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 604365151531 = 29 ⋅20840177639.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33787890850 + ... + 33787890853.

It is an arithmetic number, because the mean of its divisors is an integer number (50681836278).

Almost surely, 2^135151563406 is an apocalyptic number.

135151563406 is a deficient number, since it is larger than the sum of its proper divisors (67575781706).

135151563406 is an equidigital number, since it uses as much as digits as its factorization.

135151563406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67575781705.

The product of its (nonzero) digits is 162000, while the sum is 40.

The spelling of 135151563406 in words is "one hundred thirty-five billion, one hundred fifty-one million, five hundred sixty-three thousand, four hundred six".