1995919703460 has 384 divisors, whose sum is σ = 6644710195200. Its totient is φ = 495623577600.

The previous prime is 1995919703441. The next prime is 1995919703563. The reversal of 1995919703460 is 643079195991.

1995919703460 is a `hidden beast` number, since 1 + 9 + 9 + 591 + 9 + 7 + 0 + 34 + 6 + 0 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1151712754 + ... + 1151714486.

It is an arithmetic number, because the mean of its divisors is an integer number (17303932800).

Almost surely, 2^{1995919703460} is an apocalyptic number.

1995919703460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1995919703460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3322355097600).

1995919703460 is an abundant number, since it is smaller than the sum of its proper divisors (4648790491740).

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

1995919703460 is a wasteful number, since it uses less digits than its factorization.

1995919703460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3028 (or 3020 counting only the distinct ones).

The product of its (nonzero) digits is 16533720, while the sum is 63.

The spelling of 1995919703460 in words is "one trillion, nine hundred ninety-five billion, nine hundred nineteen million, seven hundred three thousand, four hundred sixty".