109293649920 has 1200 divisors, whose sum is σ = 484911755328. Its totient is φ = 22932357120.

The previous prime is 109293649877. The next prime is 109293649931. The reversal of 109293649920 is 29946392901.

109293649920 is a `hidden beast` number, since 10 + 92 + 9 + 36 + 499 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 603832230 + ... + 603832410.

Almost surely, 2^109293649920 is an apocalyptic number.

109293649920 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 109293649920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (242455877664).

109293649920 is an abundant number, since it is smaller than the sum of its proper divisors (375618105408).

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

109293649920 is an equidigital number, since it uses as much as digits as its factorization.

109293649920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246 (or 211 counting only the distinct ones).

The product of its (nonzero) digits is 1889568, while the sum is 54.

The spelling of 109293649920 in words is "one hundred nine billion, two hundred ninety-three million, six hundred forty-nine thousand, nine hundred twenty".