54686999635 has 8 divisors (see below), whose sum is σ = 65631370896. Its totient is φ = 43744952160.

The previous prime is 54686999611. The next prime is 54686999639. The reversal of 54686999635 is 53699968645.

It is a happy number.

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

It is not a de Polignac number, because 54686999635 - 2²¹ = 54684902483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54686999639) 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, 528744 + ... + 623653.

It is an arithmetic number, because the mean of its divisors is an integer number (8203921362).

Almost surely, 2^54686999635 is an apocalyptic number.

54686999635 is a deficient number, since it is larger than the sum of its proper divisors (10944371261).

54686999635 is a wasteful number, since it uses less digits than its factorization.

54686999635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1161893.

The product of its digits is 377913600, while the sum is 70.

The spelling of 54686999635 in words is "fifty-four billion, six hundred eighty-six million, nine hundred ninety-nine thousand, six hundred thirty-five".