13502143143550 has 24 divisors (see below), whose sum is σ = 25120976279616. Its totient is φ = 5399354024640.

The previous prime is 13502143143521. The next prime is 13502143143569. The reversal of 13502143143550 is 5534134120531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37399374 + ... + 37758673.

It is an arithmetic number, because the mean of its divisors is an integer number (1046707344984).

Almost surely, 2^{13502143143550} is an apocalyptic number.

13502143143550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13502143143550 is a deficient number, since it is larger than the sum of its proper divisors (11618833136066).

13502143143550 is a wasteful number, since it uses less digits than its factorization.

13502143143550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75161652 (or 75161647 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 37.

The spelling of 13502143143550 in words is "thirteen trillion, five hundred two billion, one hundred forty-three million, one hundred forty-three thousand, five hundred fifty".