4648997405844 has 54 divisors (see below), whose sum is σ = 12917083483850. Its totient is φ = 1408787091360.

The previous prime is 4648997405831. The next prime is 4648997405873. The reversal of 4648997405844 is 4485047998464.

4648997405844 is a `hidden beast` number, since 4 + 6 + 489 + 97 + 4 + 0 + 58 + 4 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4519280739600 + 129716666244 = 2125860^2 + 360162^2 .

It is a super-2 number, since 2×4648997405844² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 533627119 + ... + 533635830.

Almost surely, 2^{4648997405844} is an apocalyptic number.

4648997405844 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4648997405844 is an abundant number, since it is smaller than the sum of its proper divisors (8268086078006).

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

4648997405844 is a wasteful number, since it uses less digits than its factorization.

4648997405844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1067262981 (or 1067262965 counting only the distinct ones).

The product of its (nonzero) digits is 1114767360, while the sum is 72.

The spelling of 4648997405844 in words is "four trillion, six hundred forty-eight billion, nine hundred ninety-seven million, four hundred five thousand, eight hundred forty-four".