109705485240 has 128 divisors (see below), whose sum is σ = 393814612800. Its totient is φ = 27004423680.

The previous prime is 109705485217. The next prime is 109705485247. The reversal of 109705485240 is 42584507901.

109705485240 is a `hidden beast` number, since 1 + 0 + 9 + 70 + 54 + 8 + 524 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109705485247) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3892851 + ... + 3920930.

Almost surely, 2^109705485240 is an apocalyptic number.

109705485240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

109705485240 is an abundant number, since it is smaller than the sum of its proper divisors (284109127560).

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

109705485240 is a wasteful number, since it uses less digits than its factorization.

109705485240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7813814 (or 7813804 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 45.

The spelling of 109705485240 in words is "one hundred nine billion, seven hundred five million, four hundred eighty-five thousand, two hundred forty".