84743477177134 has 4 divisors (see below), whose sum is σ = 127115215765704. Its totient is φ = 42371738588566.

The previous prime is 84743477177101. The next prime is 84743477177141. The reversal of 84743477177134 is 43177177434748.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×84743477177134² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 84743477177134.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 21185869294282 + ... + 21185869294285.

It is an arithmetic number, because the mean of its divisors is an integer number (31778803941426).

Almost surely, 2^{84743477177134} is an apocalyptic number.

84743477177134 is a deficient number, since it is larger than the sum of its proper divisors (42371738588570).

84743477177134 is a wasteful number, since it uses less digits than its factorization.

84743477177134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42371738588569.

The product of its digits is 309786624, while the sum is 67.

The spelling of 84743477177134 in words is "eighty-four trillion, seven hundred forty-three billion, four hundred seventy-seven million, one hundred seventy-seven thousand, one hundred thirty-four".