13535370637550 has 48 divisors (see below), whose sum is σ = 25212098210832. Its totient is φ = 5406345369600.

The previous prime is 13535370637541. The next prime is 13535370637553. The reversal of 13535370637550 is 5573607353531.

It is a junction number, because it is equal to n+sod(n) for n = 13535370637492 and 13535370637501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13535370637553) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 101172302 + ... + 101305998.

It is an arithmetic number, because the mean of its divisors is an integer number (525252046059).

Almost surely, 2^{13535370637550} is an apocalyptic number.

13535370637550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13535370637550 is a deficient number, since it is larger than the sum of its proper divisors (11676727573282).

13535370637550 is a wasteful number, since it uses less digits than its factorization.

13535370637550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136613 (or 136608 counting only the distinct ones).

The product of its (nonzero) digits is 14883750, while the sum is 53.

The spelling of 13535370637550 in words is "thirteen trillion, five hundred thirty-five billion, three hundred seventy million, six hundred thirty-seven thousand, five hundred fifty".