109087672540 has 96 divisors (see below), whose sum is σ = 292577660928. Its totient is φ = 33172032000.

The previous prime is 109087672537. The next prime is 109087672553. The reversal of 109087672540 is 45276780901.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 800716 + ... + 926995.

It is an arithmetic number, because the mean of its divisors is an integer number (3047683968).

Almost surely, 2^109087672540 is an apocalyptic number.

109087672540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

109087672540 is an abundant number, since it is smaller than the sum of its proper divisors (183489988388).

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

109087672540 is a wasteful number, since it uses less digits than its factorization.

109087672540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1727779 (or 1727777 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 49.

The spelling of 109087672540 in words is "one hundred nine billion, eighty-seven million, six hundred seventy-two thousand, five hundred forty".