26250152506 has 32 divisors (see below), whose sum is σ = 43909205760. Its totient is φ = 11696587776.

The previous prime is 26250152491. The next prime is 26250152573. The reversal of 26250152506 is 60525105262.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1322850 + ... + 1342546.

It is an arithmetic number, because the mean of its divisors is an integer number (1372162680).

Almost surely, 2^26250152506 is an apocalyptic number.

26250152506 is a deficient number, since it is larger than the sum of its proper divisors (17659053254).

26250152506 is a wasteful number, since it uses less digits than its factorization.

26250152506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21798.

The product of its (nonzero) digits is 36000, while the sum is 34.

Adding to 26250152506 its reverse (60525105262), we get a palindrome (86775257768).

The spelling of 26250152506 in words is "twenty-six billion, two hundred fifty million, one hundred fifty-two thousand, five hundred six".