1634261854048 has 96 divisors (see below), whose sum is σ = 3470993164800. Its totient is φ = 755114420736.

The previous prime is 1634261854039. The next prime is 1634261854051. The reversal of 1634261854048 is 8404581624361.

It is a junction number, because it is equal to n+sod(n) for n = 1634261853986 and 1634261854004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3781690 + ... + 4191622.

It is an arithmetic number, because the mean of its divisors is an integer number (36156178800).

Almost surely, 2^{1634261854048} 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 1634261854048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1735496582400).

1634261854048 is an abundant number, since it is smaller than the sum of its proper divisors (1836731310752).

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

1634261854048 is a wasteful number, since it uses less digits than its factorization.

1634261854048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410124 (or 410116 counting only the distinct ones).

The product of its (nonzero) digits is 4423680, while the sum is 52.

The spelling of 1634261854048 in words is "one trillion, six hundred thirty-four billion, two hundred sixty-one million, eight hundred fifty-four thousand, forty-eight".