9872540336486 has 8 divisors (see below), whose sum is σ = 15011670922824. Its totient is φ = 4868650028880.

The previous prime is 9872540336429. The next prime is 9872540336497. The reversal of 9872540336486 is 6846330452789.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33810069500 + ... + 33810069791.

It is an arithmetic number, because the mean of its divisors is an integer number (1876458865353).

Almost surely, 2^{9872540336486} is an apocalyptic number.

9872540336486 is a deficient number, since it is larger than the sum of its proper divisors (5139130586338).

9872540336486 is a wasteful number, since it uses less digits than its factorization.

9872540336486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67620139366.

The product of its (nonzero) digits is 209018880, while the sum is 65.

The spelling of 9872540336486 in words is "nine trillion, eight hundred seventy-two billion, five hundred forty million, three hundred thirty-six thousand, four hundred eighty-six".