3819389797890 has 96 divisors (see below), whose sum is σ = 9964058098176. Its totient is φ = 1015056904320.

The previous prime is 3819389797871. The next prime is 3819389797897. The reversal of 3819389797890 is 987979839183.

3819389797890 is a `hidden beast` number, since 3 + 8 + 19 + 389 + 79 + 78 + 90 = 666.

It is not an unprimeable number, because it can be changed into a prime (3819389797897) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 50927820 + ... + 51002760.

It is an arithmetic number, because the mean of its divisors is an integer number (103792271856).

Almost surely, 2^{3819389797890} is an apocalyptic number.

3819389797890 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3819389797890 is an abundant number, since it is smaller than the sum of its proper divisors (6144668300286).

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

3819389797890 is a wasteful number, since it uses less digits than its factorization.

3819389797890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76864 (or 76861 counting only the distinct ones).

The product of its (nonzero) digits is 1481421312, while the sum is 81.

The spelling of 3819389797890 in words is "three trillion, eight hundred nineteen billion, three hundred eighty-nine million, seven hundred ninety-seven thousand, eight hundred ninety".