54106860146 has 4 divisors (see below), whose sum is σ = 81160290222. Its totient is φ = 27053430072.

The previous prime is 54106860131. The next prime is 54106860167. The reversal of 54106860146 is 64106860145.

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., 54061365121 + 45495025 = 232511^2 + 6745^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13526715035 + ... + 13526715038.

Almost surely, 2^54106860146 is an apocalyptic number.

54106860146 is a deficient number, since it is larger than the sum of its proper divisors (27053430076).

54106860146 is a wasteful number, since it uses less digits than its factorization.

54106860146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27053430075.

The product of its (nonzero) digits is 138240, while the sum is 41.

Subtracting 54106860146 from its reverse (64106860145), we obtain a palindrome (9999999999).

The spelling of 54106860146 in words is "fifty-four billion, one hundred six million, eight hundred sixty thousand, one hundred forty-six".