40859875277261 has 4 divisors (see below), whose sum is σ = 43263397352412. Its totient is φ = 38456353202112.

The previous prime is 40859875277201. The next prime is 40859875277281. The reversal of 40859875277261 is 16277257895804.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 34730631292900 + 6129243984361 = 5893270^2 + 2475731^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40859875277261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40859875277201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1201761037550 + ... + 1201761037583.

It is an arithmetic number, because the mean of its divisors is an integer number (10815849338103).

Almost surely, 2^{40859875277261} is an apocalyptic number.

It is an amenable number.

40859875277261 is a deficient number, since it is larger than the sum of its proper divisors (2403522075151).

40859875277261 is a wasteful number, since it uses less digits than its factorization.

40859875277261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2403522075150.

The product of its (nonzero) digits is 474163200, while the sum is 71.

The spelling of 40859875277261 in words is "forty trillion, eight hundred fifty-nine billion, eight hundred seventy-five million, two hundred seventy-seven thousand, two hundred sixty-one".