9885629654 has 4 divisors (see below), whose sum is σ = 14828444484. Its totient is φ = 4942814826.

The previous prime is 9885629653. The next prime is 9885629657. The reversal of 9885629654 is 4569265889.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4569265889 = 151 ⋅30260039.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9885629651) 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 as a sum of consecutive naturals, namely, 2471407412 + ... + 2471407415.

It is an arithmetic number, because the mean of its divisors is an integer number (3707111121).

Almost surely, 2^9885629654 is an apocalyptic number.

9885629654 is a deficient number, since it is larger than the sum of its proper divisors (4942814830).

9885629654 is a wasteful number, since it uses less digits than its factorization.

9885629654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4942814829.

The product of its digits is 37324800, while the sum is 62.

The square root of 9885629654 is about 99426.5037804307. The cubic root of 9885629654 is about 2146.1897290178.

The spelling of 9885629654 in words is "nine billion, eight hundred eighty-five million, six hundred twenty-nine thousand, six hundred fifty-four".