108654521040 has 600 divisors, whose sum is σ = 417526990848. Its totient is φ = 26164270080.

The previous prime is 108654521011. The next prime is 108654521113. The reversal of 108654521040 is 40125456801.

It is a happy number.

108654521040 is a `hidden beast` number, since 1 + 0 + 8 + 6 + 545 + 2 + 104 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 108654520986 and 108654521004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 51469585 + ... + 51471695.

Almost surely, 2^108654521040 is an apocalyptic number.

108654521040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 108654521040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (208763495424).

108654521040 is an abundant number, since it is smaller than the sum of its proper divisors (308872469808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

108654521040 is a wasteful number, since it uses less digits than its factorization.

108654521040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2209 (or 2181 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 36.

Adding to 108654521040 its reverse (40125456801), we get a palindrome (148779977841).

The spelling of 108654521040 in words is "one hundred eight billion, six hundred fifty-four million, five hundred twenty-one thousand, forty".