54644013154 has 4 divisors (see below), whose sum is σ = 81966019734. Its totient is φ = 27322006576.

The previous prime is 54644013139. The next prime is 54644013163. The reversal of 54644013154 is 45131044645.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 53724286225 + 919726929 = 231785^2 + 30327^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13661003287 + ... + 13661003290.

Almost surely, 2^54644013154 is an apocalyptic number.

54644013154 is a deficient number, since it is larger than the sum of its proper divisors (27322006580).

54644013154 is a wasteful number, since it uses less digits than its factorization.

54644013154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27322006579.

The product of its (nonzero) digits is 115200, while the sum is 37.

Adding to 54644013154 its reverse (45131044645), we get a palindrome (99775057799).

The spelling of 54644013154 in words is "fifty-four billion, six hundred forty-four million, thirteen thousand, one hundred fifty-four".