135078255503753 has 16 divisors (see below), whose sum is σ = 136947639003840. Its totient is φ = 133214813180736.

The previous prime is 135078255503717. The next prime is 135078255503759. The reversal of 135078255503753 is 357305552870531.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 135078255503753 - 2⁸ = 135078255503497 is a prime.

It is a super-2 number, since 2×135078255503753² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 135078255503692 and 135078255503701.

It is not an unprimeable number, because it can be changed into a prime (135078255503759) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122248751 + ... + 123348747.

It is an arithmetic number, because the mean of its divisors is an integer number (8559227437740).

Almost surely, 2^{135078255503753} is an apocalyptic number.

It is an amenable number.

135078255503753 is a deficient number, since it is larger than the sum of its proper divisors (1869383500087).

135078255503753 is a wasteful number, since it uses less digits than its factorization.

135078255503753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102696.

The product of its (nonzero) digits is 66150000, while the sum is 59.

The spelling of 135078255503753 in words is "one hundred thirty-five trillion, seventy-eight billion, two hundred fifty-five million, five hundred three thousand, seven hundred fifty-three".