26626639141650 has 48 divisors (see below), whose sum is σ = 66714828665184. Its totient is φ = 7027236718080.

The previous prime is 26626639141643. The next prime is 26626639141673. The reversal of 26626639141650 is 5614193662662.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 914990232 + ... + 915019331.

It is an arithmetic number, because the mean of its divisors is an integer number (1389892263858).

Almost surely, 2^{26626639141650} is an apocalyptic number.

26626639141650 is an abundant number, since it is smaller than the sum of its proper divisors (40088189523534).

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

26626639141650 is a wasteful number, since it uses less digits than its factorization.

26626639141650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1830009675 (or 1830009670 counting only the distinct ones).

The product of its (nonzero) digits is 16796160, while the sum is 57.

The spelling of 26626639141650 in words is "twenty-six trillion, six hundred twenty-six billion, six hundred thirty-nine million, one hundred forty-one thousand, six hundred fifty".