8988632534 has 32 divisors (see below), whose sum is σ = 15960672000. Its totient is φ = 3714711840.

The previous prime is 8988632533. The next prime is 8988632591. The reversal of 8988632534 is 4352368898.

It is a super-2 number, since 2×8988632534² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 8988632534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8988632533) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 315617 + ... + 342915.

It is an arithmetic number, because the mean of its divisors is an integer number (498771000).

Almost surely, 2^8988632534 is an apocalyptic number.

8988632534 is a deficient number, since it is larger than the sum of its proper divisors (6972039466).

8988632534 is a wasteful number, since it uses less digits than its factorization.

8988632534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28148.

The product of its digits is 9953280, while the sum is 56.

The square root of 8988632534 is about 94808.3990688589. The cubic root of 8988632534 is about 2079.2077028964.

The spelling of 8988632534 in words is "eight billion, nine hundred eighty-eight million, six hundred thirty-two thousand, five hundred thirty-four".