4303648481781 has 64 divisors (see below), whose sum is σ = 6442922787840. Its totient is φ = 2532624192000.

The previous prime is 4303648481767. The next prime is 4303648481801. The reversal of 4303648481781 is 1871848463034.

4303648481781 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-4303648481781 is a prime.

It is a super-2 number, since 2×4303648481781² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4303648481701) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 251769871 + ... + 251786963.

It is an arithmetic number, because the mean of its divisors is an integer number (100670668560).

Almost surely, 2^{4303648481781} is an apocalyptic number.

4303648481781 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

4303648481781 is a deficient number, since it is larger than the sum of its proper divisors (2139274306059).

4303648481781 is a wasteful number, since it uses less digits than its factorization.

4303648481781 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18018.

The product of its (nonzero) digits is 12386304, while the sum is 57.

The spelling of 4303648481781 in words is "four trillion, three hundred three billion, six hundred forty-eight million, four hundred eighty-one thousand, seven hundred eighty-one".