26402043541 has 8 divisors (see below), whose sum is σ = 27833810400. Its totient is φ = 24974495280.

The previous prime is 26402043509. The next prime is 26402043581. The reversal of 26402043541 is 14534020462.

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

It is not a de Polignac number, because 26402043541 - 2⁵ = 26402043509 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 (26402043581) 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 7 ways as a sum of consecutive naturals, for example, 1041790 + ... + 1066831.

It is an arithmetic number, because the mean of its divisors is an integer number (3479226300).

Almost surely, 2^26402043541 is an apocalyptic number.

It is an amenable number.

26402043541 is a deficient number, since it is larger than the sum of its proper divisors (1431766859).

26402043541 is a wasteful number, since it uses less digits than its factorization.

26402043541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2109299.

The product of its (nonzero) digits is 23040, while the sum is 31.

The spelling of 26402043541 in words is "twenty-six billion, four hundred two million, forty-three thousand, five hundred forty-one".