84486334977 has 12 divisors (see below), whose sum is σ = 133129982544. Its totient is φ = 51203839320.

The previous prime is 84486334943. The next prime is 84486334979. The reversal of 84486334977 is 77943368448.

It is a happy number.

84486334977 is a `hidden beast` number, since 84 + 4 + 8 + 63 + 3 + 497 + 7 = 666.

It is not a de Polignac number, because 84486334977 - 2⁶ = 84486334913 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84486334979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 426698563 + ... + 426698760.

It is an arithmetic number, because the mean of its divisors is an integer number (11094165212).

Almost surely, 2^84486334977 is an apocalyptic number.

It is an amenable number.

84486334977 is a deficient number, since it is larger than the sum of its proper divisors (48643647567).

84486334977 is a wasteful number, since it uses less digits than its factorization.

84486334977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 853397340 (or 853397337 counting only the distinct ones).

The product of its digits is 97542144, while the sum is 63.

The spelling of 84486334977 in words is "eighty-four billion, four hundred eighty-six million, three hundred thirty-four thousand, nine hundred seventy-seven".