13969550745535 has 128 divisors (see below), whose sum is σ = 22510669824000. Its totient is φ = 8063779806720.

The previous prime is 13969550745523. The next prime is 13969550745551. The reversal of 13969550745535 is 53554705596931.

It is not a de Polignac number, because 13969550745535 - 2¹¹ = 13969550743487 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 65092236 + ... + 65306494.

It is an arithmetic number, because the mean of its divisors is an integer number (175864608000).

Almost surely, 2^{13969550745535} is an apocalyptic number.

13969550745535 is a deficient number, since it is larger than the sum of its proper divisors (8541119078465).

13969550745535 is a wasteful number, since it uses less digits than its factorization.

13969550745535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214541.

The product of its (nonzero) digits is 382725000, while the sum is 67.

The spelling of 13969550745535 in words is "thirteen trillion, nine hundred sixty-nine billion, five hundred fifty million, seven hundred forty-five thousand, five hundred thirty-five".