77105152203353 has 4 divisors (see below), whose sum is σ = 77114544969780. Its totient is φ = 77095759436928.

The previous prime is 77105152203349. The next prime is 77105152203383. The reversal of 77105152203353 is 35330225150177.

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 16100742080329 + 61004410123024 = 4012573^2 + 7810532^2 .

It is a cyclic number.

It is not a de Polignac number, because 77105152203353 - 2² = 77105152203349 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (77105152203383) by changing a digit.

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, 4696370900 + ... + 4696387317.

It is an arithmetic number, because the mean of its divisors is an integer number (19278636242445).

Almost surely, 2^{77105152203353} is an apocalyptic number.

It is an amenable number.

77105152203353 is a deficient number, since it is larger than the sum of its proper divisors (9392766427).

77105152203353 is an equidigital number, since it uses as much as digits as its factorization.

77105152203353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9392766426.

The product of its (nonzero) digits is 661500, while the sum is 44.

The spelling of 77105152203353 in words is "seventy-seven trillion, one hundred five billion, one hundred fifty-two million, two hundred three thousand, three hundred fifty-three".