84467756349 has 6 divisors (see below), whose sum is σ = 122008981406. Its totient is φ = 56311837560.

The previous prime is 84467756297. The next prime is 84467756357. The reversal of 84467756349 is 94365776448.

It is a happy number.

84467756349 is a `hidden beast` number, since 8 + 4 + 4 + 67 + 7 + 563 + 4 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 83843256249 + 624500100 = 289557^2 + 24990^2 .

It is not a de Polignac number, because 84467756349 - 2¹⁵ = 84467723581 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84467756249) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4692653122 + ... + 4692653139.

Almost surely, 2^84467756349 is an apocalyptic number.

It is an amenable number.

84467756349 is a deficient number, since it is larger than the sum of its proper divisors (37541225057).

84467756349 is a wasteful number, since it uses less digits than its factorization.

84467756349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9385306267 (or 9385306264 counting only the distinct ones).

The product of its digits is 121927680, while the sum is 63.

The spelling of 84467756349 in words is "eighty-four billion, four hundred sixty-seven million, seven hundred fifty-six thousand, three hundred forty-nine".