13980355529 has 16 divisors (see below), whose sum is σ = 16287118848. Its totient is φ = 11751210432.

The previous prime is 13980355517. The next prime is 13980355547. The reversal of 13980355529 is 92555308931.

It is a cyclic number.

It is not a de Polignac number, because 13980355529 - 2¹² = 13980351433 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13980355579) 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, 840239 + ... + 856715.

It is an arithmetic number, because the mean of its divisors is an integer number (1017944928).

Almost surely, 2^13980355529 is an apocalyptic number.

It is an amenable number.

13980355529 is a deficient number, since it is larger than the sum of its proper divisors (2306763319).

13980355529 is a wasteful number, since it uses less digits than its factorization.

13980355529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18824.

The product of its (nonzero) digits is 1458000, while the sum is 50.

The spelling of 13980355529 in words is "thirteen billion, nine hundred eighty million, three hundred fifty-five thousand, five hundred twenty-nine".