139693493414 has 8 divisors (see below), whose sum is σ = 215203489968. Its totient is φ = 67958996760.

The previous prime is 139693493341. The next prime is 139693493419. The reversal of 139693493414 is 414394396931.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×139693493414² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 139693493414.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139693493419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 943874882 + ... + 943875029.

It is an arithmetic number, because the mean of its divisors is an integer number (26900436246).

Almost surely, 2^139693493414 is an apocalyptic number.

139693493414 is a deficient number, since it is larger than the sum of its proper divisors (75509996554).

139693493414 is a wasteful number, since it uses less digits than its factorization.

139693493414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1887749950.

The product of its digits is 7558272, while the sum is 56.

The spelling of 139693493414 in words is "one hundred thirty-nine billion, six hundred ninety-three million, four hundred ninety-three thousand, four hundred fourteen".