1054904377905 has 256 divisors, whose sum is σ = 2274646671360. Its totient is φ = 453469446144.

The previous prime is 1054904377903. The next prime is 1054904377909. The reversal of 1054904377905 is 5097734094501.

1054904377905 is a `hidden beast` number, since 1 + 0 + 54 + 90 + 437 + 79 + 0 + 5 = 666.

It is not a de Polignac number, because 1054904377905 - 2¹ = 1054904377903 is a prime.

It is a super-2 number, since 2×1054904377905² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1054904377903) by changing a digit.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 331000722 + ... + 331003908.

It is an arithmetic number, because the mean of its divisors is an integer number (8885338560).

Almost surely, 2^{1054904377905} is an apocalyptic number.

1054904377905 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1054904377905 is an abundant number, since it is smaller than the sum of its proper divisors (1219742293455).

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

1054904377905 is a wasteful number, since it uses less digits than its factorization.

1054904377905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3485 (or 3479 counting only the distinct ones).

The product of its (nonzero) digits is 4762800, while the sum is 54.

It can be divided in two parts, 1054904 and 377905, that added together give a square (1432809 = 1197²).

The spelling of 1054904377905 in words is "one trillion, fifty-four billion, nine hundred four million, three hundred seventy-seven thousand, nine hundred five".