135543763477 has 8 divisors (see below), whose sum is σ = 139920376320. Its totient is φ = 131167415280.

The previous prime is 135543763391. The next prime is 135543763493. The reversal of 135543763477 is 774367345531.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135543763477 is a prime.

It is a super-2 number, since 2×135543763477² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135543733477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1963683 + ... + 2031535.

It is an arithmetic number, because the mean of its divisors is an integer number (17490047040).

Almost surely, 2^135543763477 is an apocalyptic number.

It is an amenable number.

135543763477 is a deficient number, since it is larger than the sum of its proper divisors (4376612843).

135543763477 is an equidigital number, since it uses as much as digits as its factorization.

135543763477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132323.

The product of its digits is 22226400, while the sum is 55.

The spelling of 135543763477 in words is "one hundred thirty-five billion, five hundred forty-three million, seven hundred sixty-three thousand, four hundred seventy-seven".