1904890755120 has 160 divisors (see below), whose sum is σ = 6256888104960. Its totient is φ = 477756518400.

The previous prime is 1904890755113. The next prime is 1904890755139. The reversal of 1904890755120 is 215570984091.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5708895 + ... + 6033345.

It is an arithmetic number, because the mean of its divisors is an integer number (39105550656).

Almost surely, 2^{1904890755120} is an apocalyptic number.

1904890755120 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 1904890755120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3128444052480).

1904890755120 is an abundant number, since it is smaller than the sum of its proper divisors (4351997349840).

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

1904890755120 is a wasteful number, since it uses less digits than its factorization.

1904890755120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325923 (or 325917 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 51.

The spelling of 1904890755120 in words is "one trillion, nine hundred four billion, eight hundred ninety million, seven hundred fifty-five thousand, one hundred twenty".