52770780922501 has 4 divisors (see below), whose sum is σ = 53075814338412. Its totient is φ = 52465747506592.

The previous prime is 52770780922487. The next prime is 52770780922571. The reversal of 52770780922501 is 10522908707725.

It is a Cunningham number, because it is equal to 7264350²+1.

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 48003086837476 + 4767694085025 = 6928426^2 + 2183505^2 .

It is a cyclic number.

It is not a de Polignac number, because 52770780922501 - 2²⁷ = 52770646704773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52770780922571) 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, 152516707696 + ... + 152516708041.

It is an arithmetic number, because the mean of its divisors is an integer number (13268953584603).

Almost surely, 2^{52770780922501} is an apocalyptic number.

It is an amenable number.

52770780922501 is a deficient number, since it is larger than the sum of its proper divisors (305033415911).

52770780922501 is a wasteful number, since it uses less digits than its factorization.

52770780922501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305033415910.

The product of its (nonzero) digits is 4939200, while the sum is 55.

The spelling of 52770780922501 in words is "fifty-two trillion, seven hundred seventy billion, seven hundred eighty million, nine hundred twenty-two thousand, five hundred one".