19120930109500 has 48 divisors (see below), whose sum is σ = 41767001142048. Its totient is φ = 7647110179200.

The previous prime is 19120930109497. The next prime is 19120930109507. The reversal of 19120930109500 is 590103902191.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19120930109507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118129 + ... + 6185128.

It is an arithmetic number, because the mean of its divisors is an integer number (870145857126).

Almost surely, 2^{19120930109500} is an apocalyptic number.

19120930109500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

19120930109500 is an abundant number, since it is smaller than the sum of its proper divisors (22646071032548).

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

19120930109500 is a wasteful number, since it uses less digits than its factorization.

19120930109500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6309343 (or 6309331 counting only the distinct ones).

The product of its (nonzero) digits is 21870, while the sum is 40.

The spelling of 19120930109500 in words is "nineteen trillion, one hundred twenty billion, nine hundred thirty million, one hundred nine thousand, five hundred".