53139173914 has 8 divisors (see below), whose sum is σ = 79747292340. Its totient is φ = 26556743136.

The previous prime is 53139173911. The next prime is 53139173917. The reversal of 53139173914 is 41937193135.

It is an interprime number because it is at equal distance from previous prime (53139173911) and next prime (53139173917).

It can be written as a sum of positive squares in 2 ways, for example, as 52077522025 + 1061651889 = 228205^2 + 32583^2 .

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

It is not an unprimeable number, because it can be changed into a prime (53139173911) 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, 6416739 + ... + 6425014.

Almost surely, 2^53139173914 is an apocalyptic number.

53139173914 is a deficient number, since it is larger than the sum of its proper divisors (26608118426).

53139173914 is a wasteful number, since it uses less digits than its factorization.

53139173914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12843824.

The product of its digits is 306180, while the sum is 46.

The spelling of 53139173914 in words is "fifty-three billion, one hundred thirty-nine million, one hundred seventy-three thousand, nine hundred fourteen".