8545420676125 has 16 divisors (see below), whose sum is σ = 10665083323440. Its totient is φ = 6836081208000.

The previous prime is 8545420676059. The next prime is 8545420676167. The reversal of 8545420676125 is 5216760245458.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 4890758788036 + 3654661888089 = 2211506^2 + 1911717^2 .

It is not a de Polignac number, because 8545420676125 - 2³⁷ = 8407981722653 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2119491 + ... + 4645759.

It is an arithmetic number, because the mean of its divisors is an integer number (666567707715).

Almost surely, 2^{8545420676125} is an apocalyptic number.

It is an amenable number.

8545420676125 is a deficient number, since it is larger than the sum of its proper divisors (2119662647315).

8545420676125 is a wasteful number, since it uses less digits than its factorization.

8545420676125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2553345 (or 2553335 counting only the distinct ones).

The product of its (nonzero) digits is 16128000, while the sum is 55.

The spelling of 8545420676125 in words is "eight trillion, five hundred forty-five billion, four hundred twenty million, six hundred seventy-six thousand, one hundred twenty-five".