26481307652 has 24 divisors (see below), whose sum is σ = 47427744672. Its totient is φ = 12930624000.

The previous prime is 26481307651. The next prime is 26481307663. The reversal of 26481307652 is 25670318462.

It is not an unprimeable number, because it can be changed into a prime (26481307651) 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, 1831652 + ... + 1846052.

It is an arithmetic number, because the mean of its divisors is an integer number (1976156028).

Almost surely, 2^26481307652 is an apocalyptic number.

It is an amenable number.

26481307652 is a deficient number, since it is larger than the sum of its proper divisors (20946437020).

26481307652 is a wasteful number, since it uses less digits than its factorization.

26481307652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25139 (or 25137 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 44.

The spelling of 26481307652 in words is "twenty-six billion, four hundred eighty-one million, three hundred seven thousand, six hundred fifty-two".