2054399951208 has 256 divisors, whose sum is σ = 5845840035840. Its totient is φ = 596001196800.

The previous prime is 2054399951179. The next prime is 2054399951231. The reversal of 2054399951208 is 8021599934502.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 930855241 + ... + 930857447.

It is an arithmetic number, because the mean of its divisors is an integer number (22835312640).

Almost surely, 2^{2054399951208} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2054399951208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2922920017920).

2054399951208 is an abundant number, since it is smaller than the sum of its proper divisors (3791440084632).

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

2054399951208 is a wasteful number, since it uses less digits than its factorization.

2054399951208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3428 (or 3424 counting only the distinct ones).

The product of its (nonzero) digits is 6998400, while the sum is 57.

The spelling of 2054399951208 in words is "two trillion, fifty-four billion, three hundred ninety-nine million, nine hundred fifty-one thousand, two hundred eight".