14138698484491 has 16 divisors (see below), whose sum is σ = 16170507546624. Its totient is φ = 12109889365344.

The previous prime is 14138698484467. The next prime is 14138698484569. The reversal of 14138698484491 is 19448489683141.

It is a cyclic number.

It is not a de Polignac number, because 14138698484491 - 2¹³ = 14138698476299 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14138698484491.

It is not an unprimeable number, because it can be changed into a prime (14138698484411) 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, 173519026 + ... + 173600488.

It is an arithmetic number, because the mean of its divisors is an integer number (1010656721664).

Almost surely, 2^{14138698484491} is an apocalyptic number.

14138698484491 is a deficient number, since it is larger than the sum of its proper divisors (2031809062133).

14138698484491 is a wasteful number, since it uses less digits than its factorization.

14138698484491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99570.

The product of its digits is 191102976, while the sum is 70.

The spelling of 14138698484491 in words is "fourteen trillion, one hundred thirty-eight billion, six hundred ninety-eight million, four hundred eighty-four thousand, four hundred ninety-one".