4096698544640 has 160 divisors (see below), whose sum is σ = 10580111798256. Its totient is φ = 1512332328960.

The previous prime is 4096698544639. The next prime is 4096698544649. The reversal of 4096698544640 is 464458966904.

It can be written as a sum of positive squares in 8 ways, for example, as 6014312704 + 4090684231936 = 77552^2 + 2022544^2 .

It is a tau number, because it is divible by the number of its divisors (160).

It is a Harshad number since it is a multiple of its sum of digits (65).

It is not an unprimeable number, because it can be changed into a prime (4096698544649) by changing a digit.

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, 247361960 + ... + 247378520.

Almost surely, 2^{4096698544640} is an apocalyptic number.

4096698544640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4096698544640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5290055899128).

4096698544640 is an abundant number, since it is smaller than the sum of its proper divisors (6483413253616).

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

4096698544640 is a wasteful number, since it uses less digits than its factorization.

4096698544640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24030 (or 24014 counting only the distinct ones).

The product of its (nonzero) digits is 179159040, while the sum is 65.

The spelling of 4096698544640 in words is "four trillion, ninety-six billion, six hundred ninety-eight million, five hundred forty-four thousand, six hundred forty".