4009859857741 has 2 divisors, whose sum is σ = 4009859857742. Its totient is φ = 4009859857740.

The previous prime is 4009859857693. The next prime is 4009859857769. The reversal of 4009859857741 is 1477589589004.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3912127968100 + 97731889641 = 1977910^2 + 312621^2 .

It is a cyclic number.

It is not a de Polignac number, because 4009859857741 - 2²⁵ = 4009826303309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4009859851741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2004929928870 + 2004929928871.

It is an arithmetic number, because the mean of its divisors is an integer number (2004929928871).

Almost surely, 2^{4009859857741} is an apocalyptic number.

It is an amenable number.

4009859857741 is a deficient number, since it is larger than the sum of its proper divisors (1).

4009859857741 is an equidigital number, since it uses as much as digits as its factorization.

4009859857741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 101606400, while the sum is 67.

The spelling of 4009859857741 in words is "four trillion, nine billion, eight hundred fifty-nine million, eight hundred fifty-seven thousand, seven hundred forty-one".