84127000492 has 24 divisors (see below), whose sum is σ = 159159195440. Its totient is φ = 38772613440.

The previous prime is 84127000481. The next prime is 84127000493. The reversal of 84127000492 is 29400072148.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is not an unprimeable number, because it can be changed into a prime (84127000493) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 14955759 + ... + 14961382.

Almost surely, 2^84127000492 is an apocalyptic number.

It is an amenable number.

84127000492 is a deficient number, since it is larger than the sum of its proper divisors (75032194948).

84127000492 is a wasteful number, since it uses less digits than its factorization.

84127000492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29917201 (or 29917199 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 37.

The spelling of 84127000492 in words is "eighty-four billion, one hundred twenty-seven million, four hundred ninety-two", and thus it is an aban number.