54253335154 has 4 divisors (see below), whose sum is σ = 81380002734. Its totient is φ = 27126667576.

The previous prime is 54253335137. The next prime is 54253335179. The reversal of 54253335154 is 45153335245.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 45153335245 = 5 ⋅9030667049.

It can be written as a sum of positive squares in only one way, i.e., 52040103129 + 2213232025 = 228123^2 + 47045^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13563333787 + ... + 13563333790.

Almost surely, 2^54253335154 is an apocalyptic number.

54253335154 is a deficient number, since it is larger than the sum of its proper divisors (27126667580).

54253335154 is a wasteful number, since it uses less digits than its factorization.

54253335154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27126667579.

The product of its digits is 540000, while the sum is 40.

Subtracting from 54253335154 its reverse (45153335245), we obtain a palindrome (9099999909).

The spelling of 54253335154 in words is "fifty-four billion, two hundred fifty-three million, three hundred thirty-five thousand, one hundred fifty-four".