54205251514 has 4 divisors (see below), whose sum is σ = 81307877274. Its totient is φ = 27102625756.

The previous prime is 54205251461. The next prime is 54205251521. The reversal of 54205251514 is 41515250245.

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., 54077177025 + 128074489 = 232545^2 + 11317^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 54205251514.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13551312877 + ... + 13551312880.

Almost surely, 2^54205251514 is an apocalyptic number.

54205251514 is a deficient number, since it is larger than the sum of its proper divisors (27102625760).

54205251514 is a wasteful number, since it uses less digits than its factorization.

54205251514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27102625759.

The product of its (nonzero) digits is 40000, while the sum is 34.

The spelling of 54205251514 in words is "fifty-four billion, two hundred five million, two hundred fifty-one thousand, five hundred fourteen".