84742270126 has 8 divisors (see below), whose sum is σ = 127122690384. Its totient is φ = 42368040000.

The previous prime is 84742270111. The next prime is 84742270141. The reversal of 84742270126 is 62107224748.

It is an interprime number because it is at equal distance from previous prime (84742270111) and next prime (84742270141).

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

It is a super-2 number, since 2×84742270126² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1513155 + ... + 1568158.

It is an arithmetic number, because the mean of its divisors is an integer number (15890336298).

Almost surely, 2^84742270126 is an apocalyptic number.

84742270126 is a deficient number, since it is larger than the sum of its proper divisors (42380420258).

84742270126 is a wasteful number, since it uses less digits than its factorization.

84742270126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3095066.

The product of its (nonzero) digits is 301056, while the sum is 43.

The spelling of 84742270126 in words is "eighty-four billion, seven hundred forty-two million, two hundred seventy thousand, one hundred twenty-six".