84266122957 has 8 divisors (see below), whose sum is σ = 89378292960. Its totient is φ = 79221664080.

The previous prime is 84266122939. The next prime is 84266122987. The reversal of 84266122957 is 75922166248.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 84266122957 - 2²³ = 84257734349 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 (84266122907) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16925218 + ... + 16930195.

It is an arithmetic number, because the mean of its divisors is an integer number (11172286620).

Almost surely, 2^84266122957 is an apocalyptic number.

It is an amenable number.

84266122957 is a deficient number, since it is larger than the sum of its proper divisors (5112170003).

84266122957 is a wasteful number, since it uses less digits than its factorization.

84266122957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33855563.

The product of its digits is 2903040, while the sum is 52.

The spelling of 84266122957 in words is "eighty-four billion, two hundred sixty-six million, one hundred twenty-two thousand, nine hundred fifty-seven".