109709975340 has 144 divisors (see below), whose sum is σ = 394414255872. Its totient is φ = 25076558016.

The previous prime is 109709975327. The next prime is 109709975359. The reversal of 109709975340 is 43579907901.

It is a happy number.

109709975340 is a `hidden beast` number, since 10 + 9 + 7 + 0 + 9 + 97 + 534 + 0 = 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 47 ways as a sum of consecutive naturals, for example, 1578414 + ... + 1646453.

It is an arithmetic number, because the mean of its divisors is an integer number (2738987888).

Almost surely, 2^109709975340 is an apocalyptic number.

109709975340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

109709975340 is an abundant number, since it is smaller than the sum of its proper divisors (284704280532).

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

109709975340 is a wasteful number, since it uses less digits than its factorization.

109709975340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3224898 (or 3224884 counting only the distinct ones).

The product of its (nonzero) digits is 2143260, while the sum is 54.

The spelling of 109709975340 in words is "one hundred nine billion, seven hundred nine million, nine hundred seventy-five thousand, three hundred forty".