1923530208420 has 24 divisors (see below), whose sum is σ = 5385884583744. Its totient is φ = 512941388896.

The previous prime is 1923530208371. The next prime is 1923530208443. The reversal of 1923530208420 is 248020353291.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16029418344 + ... + 16029418463.

It is an arithmetic number, because the mean of its divisors is an integer number (224411857656).

Almost surely, 2^{1923530208420} is an apocalyptic number.

1923530208420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1923530208420 is an abundant number, since it is smaller than the sum of its proper divisors (3462354375324).

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

1923530208420 is a wasteful number, since it uses less digits than its factorization.

1923530208420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32058836819 (or 32058836817 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 39.

The spelling of 1923530208420 in words is "one trillion, nine hundred twenty-three billion, five hundred thirty million, two hundred eight thousand, four hundred twenty".