135570625077 has 4 divisors (see below), whose sum is σ = 180760833440. Its totient is φ = 90380416716.

The previous prime is 135570625063. The next prime is 135570625087. The reversal of 135570625077 is 770526075531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 135570625077 - 2¹¹ = 135570623029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135570625087) 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, 22595104177 + ... + 22595104182.

It is an arithmetic number, because the mean of its divisors is an integer number (45190208360).

Almost surely, 2^135570625077 is an apocalyptic number.

It is an amenable number.

135570625077 is a deficient number, since it is larger than the sum of its proper divisors (45190208363).

135570625077 is an equidigital number, since it uses as much as digits as its factorization.

135570625077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45190208362.

The product of its (nonzero) digits is 1543500, while the sum is 48.

The spelling of 135570625077 in words is "one hundred thirty-five billion, five hundred seventy million, six hundred twenty-five thousand, seventy-seven".