102077566052773 has 4 divisors (see below), whose sum is σ = 102077777931948. Its totient is φ = 102077354173600.

The previous prime is 102077566052771. The next prime is 102077566052837. The reversal of 102077566052773 is 377250665770201.

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 65185632832644 + 36891933220129 = 8073762^2 + 6073873^2 .

It is a cyclic number.

It is not a de Polignac number, because 102077566052773 - 2¹ = 102077566052771 is a prime.

It is a Smith number, since the sum of its digits (58) 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 not an unprimeable number, because it can be changed into a prime (102077566052771) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105215278 + ... + 106181023.

It is an arithmetic number, because the mean of its divisors is an integer number (25519444482987).

Almost surely, 2^{102077566052773} is an apocalyptic number.

It is an amenable number.

102077566052773 is a deficient number, since it is larger than the sum of its proper divisors (211879175).

102077566052773 is an equidigital number, since it uses as much as digits as its factorization.

102077566052773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211879174.

The product of its (nonzero) digits is 25930800, while the sum is 58.

The spelling of 102077566052773 in words is "one hundred two trillion, seventy-seven billion, five hundred sixty-six million, fifty-two thousand, seven hundred seventy-three".