26043465542 has 4 divisors (see below), whose sum is σ = 39065198316. Its totient is φ = 13021732770.

The previous prime is 26043465541. The next prime is 26043465629. The reversal of 26043465542 is 24556434062.

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

It is a self number, because there is not a number n which added to its sum of digits gives 26043465542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26043465541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6510866384 + ... + 6510866387.

It is an arithmetic number, because the mean of its divisors is an integer number (9766299579).

Almost surely, 2^26043465542 is an apocalyptic number.

26043465542 is a deficient number, since it is larger than the sum of its proper divisors (13021732774).

26043465542 is a wasteful number, since it uses less digits than its factorization.

26043465542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13021732773.

The product of its (nonzero) digits is 691200, while the sum is 41.

The spelling of 26043465542 in words is "twenty-six billion, forty-three million, four hundred sixty-five thousand, five hundred forty-two".