135645774077 has 8 divisors (see below), whose sum is σ = 156681749952. Its totient is φ = 116060555200.

The previous prime is 135645774067. The next prime is 135645774091. The reversal of 135645774077 is 770477546531.

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

It is a cyclic number.

It is not a de Polignac number, because 135645774077 - 2⁶ = 135645774013 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 (135645774067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 362689049 + ... + 362689422.

It is an arithmetic number, because the mean of its divisors is an integer number (19585218744).

Almost surely, 2^135645774077 is an apocalyptic number.

135645774077 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

135645774077 is a deficient number, since it is larger than the sum of its proper divisors (21035975875).

135645774077 is a wasteful number, since it uses less digits than its factorization.

135645774077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725378499.

The product of its (nonzero) digits is 17287200, while the sum is 56.

The spelling of 135645774077 in words is "one hundred thirty-five billion, six hundred forty-five million, seven hundred seventy-four thousand, seventy-seven".