4001261240783 has 8 divisors (see below), whose sum is σ = 4096584987840. Its totient is φ = 3906362099200.

The previous prime is 4001261240677. The next prime is 4001261240857. The reversal of 4001261240783 is 3870421621004.

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 4001261240783 - 2²⁰ = 4001260192207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4006261240783) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106132298 + ... + 106169991.

It is an arithmetic number, because the mean of its divisors is an integer number (512073123480).

Almost surely, 2^{4001261240783} is an apocalyptic number.

4001261240783 is a deficient number, since it is larger than the sum of its proper divisors (95323747057).

4001261240783 is a wasteful number, since it uses less digits than its factorization.

4001261240783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212302737.

The product of its (nonzero) digits is 64512, while the sum is 38.

Adding to 4001261240783 its reverse (3870421621004), we get a palindrome (7871682861787).

The spelling of 4001261240783 in words is "four trillion, one billion, two hundred sixty-one million, two hundred forty thousand, seven hundred eighty-three".