26290287294 has 16 divisors (see below), whose sum is σ = 52582332432. Its totient is φ = 8763136128.

The previous prime is 26290287293. The next prime is 26290287301. The reversal of 26290287294 is 49278209262.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26290287293) 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, 199062 + ... + 303654.

It is an arithmetic number, because the mean of its divisors is an integer number (3286395777).

Almost surely, 2^26290287294 is an apocalyptic number.

26290287294 is an abundant number, since it is smaller than the sum of its proper divisors (26292045138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26290287294 is a wasteful number, since it uses less digits than its factorization.

26290287294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146491.

The product of its (nonzero) digits is 1741824, while the sum is 51.

The spelling of 26290287294 in words is "twenty-six billion, two hundred ninety million, two hundred eighty-seven thousand, two hundred ninety-four".