4261250345005 has 8 divisors (see below), whose sum is σ = 5113511545752. Its totient is φ = 3408992854848.

The previous prime is 4261250344937. The next prime is 4261250345041. The reversal of 4261250345005 is 5005430521624.

It can be written as a sum of positive squares in 4 ways, for example, as 1366100452809 + 2895149892196 = 1168803^2 + 1701514^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4261250345005 - 2¹³ = 4261250336813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3674079 + ... + 4692691.

It is an arithmetic number, because the mean of its divisors is an integer number (639188943219).

Almost surely, 2^{4261250345005} is an apocalyptic number.

It is an amenable number.

4261250345005 is a deficient number, since it is larger than the sum of its proper divisors (852261200747).

4261250345005 is a wasteful number, since it uses less digits than its factorization.

4261250345005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1855295.

The product of its (nonzero) digits is 144000, while the sum is 37.

Adding to 4261250345005 its reverse (5005430521624), we get a palindrome (9266680866629).

The spelling of 4261250345005 in words is "four trillion, two hundred sixty-one billion, two hundred fifty million, three hundred forty-five thousand, five".