14128937554 has 4 divisors (see below), whose sum is σ = 21193406334. Its totient is φ = 7064468776.

The previous prime is 14128937551. The next prime is 14128937593. The reversal of 14128937554 is 45573982141.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 45573982141 = 19 ⋅2398630639.

It can be written as a sum of positive squares in only one way, i.e., 9098298225 + 5030639329 = 95385^2 + 70927^2 .

It is a junction number, because it is equal to n+sod(n) for n = 14128937498 and 14128937507.

It is not an unprimeable number, because it can be changed into a prime (14128937551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3532234387 + ... + 3532234390.

Almost surely, 2^14128937554 is an apocalyptic number.

14128937554 is a deficient number, since it is larger than the sum of its proper divisors (7064468780).

14128937554 is an equidigital number, since it uses as much as digits as its factorization.

14128937554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7064468779.

The product of its digits is 1209600, while the sum is 49.

The spelling of 14128937554 in words is "fourteen billion, one hundred twenty-eight million, nine hundred thirty-seven thousand, five hundred fifty-four".