53776142005 has 4 divisors (see below), whose sum is σ = 64531370412. Its totient is φ = 43020913600.

The previous prime is 53776141999. The next prime is 53776142023. The reversal of 53776142005 is 50024167735.

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

It can be written as a sum of positive squares in 2 ways, for example, as 15750752004 + 38025390001 = 125502^2 + 195001^2 .

It is not a de Polignac number, because 53776142005 - 2⁹ = 53776141493 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5377614196 + ... + 5377614205.

It is an arithmetic number, because the mean of its divisors is an integer number (16132842603).

Almost surely, 2^53776142005 is an apocalyptic number.

It is an amenable number.

53776142005 is a deficient number, since it is larger than the sum of its proper divisors (10755228407).

53776142005 is a wasteful number, since it uses less digits than its factorization.

53776142005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10755228406.

The product of its (nonzero) digits is 176400, while the sum is 40.

The spelling of 53776142005 in words is "fifty-three billion, seven hundred seventy-six million, one hundred forty-two thousand, five".