84065111361 has 80 divisors (see below), whose sum is σ = 158453019648. Its totient is φ = 43143775200.

The previous prime is 84065111323. The next prime is 84065111371. The reversal of 84065111361 is 16311156048.

It is a happy number.

84065111361 is a `hidden beast` number, since 8 + 4 + 0 + 6 + 511 + 136 + 1 = 666.

It is not a de Polignac number, because 84065111361 - 2¹⁵ = 84065078593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84065111321) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 436476 + ... + 598866.

Almost surely, 2^84065111361 is an apocalyptic number.

84065111361 is a gapful number since it is divisible by the number (81) formed by its first and last digit.

It is an amenable number.

84065111361 is a deficient number, since it is larger than the sum of its proper divisors (74387908287).

84065111361 is a wasteful number, since it uses less digits than its factorization.

84065111361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162504 (or 162495 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The spelling of 84065111361 in words is "eighty-four billion, sixty-five million, one hundred eleven thousand, three hundred sixty-one".