770554166045 has 4 divisors (see below), whose sum is σ = 924664999260. Its totient is φ = 616443332832.

The previous prime is 770554166021. The next prime is 770554166047. The reversal of 770554166045 is 540661455077.

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 496452704836 + 274101461209 = 704594^2 + 523547^2 .

It is a cyclic number.

It is not a de Polignac number, because 770554166045 - 2¹⁰ = 770554165021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 770554165984 and 770554166002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (770554166047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77055416600 + ... + 77055416609.

It is an arithmetic number, because the mean of its divisors is an integer number (231166249815).

Almost surely, 2^770554166045 is an apocalyptic number.

It is an amenable number.

770554166045 is a deficient number, since it is larger than the sum of its proper divisors (154110833215).

770554166045 is a wasteful number, since it uses less digits than its factorization.

770554166045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154110833214.

The product of its (nonzero) digits is 3528000, while the sum is 50.

The spelling of 770554166045 in words is "seven hundred seventy billion, five hundred fifty-four million, one hundred sixty-six thousand, forty-five".