26013446516 has 48 divisors (see below), whose sum is σ = 49509250560. Its totient is φ = 11914076160.

The previous prime is 26013446491. The next prime is 26013446531. The reversal of 26013446516 is 61564431062.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a self number, because there is not a number n which added to its sum of digits gives 26013446516.

It is a congruent number.

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, 3051476 + ... + 3059988.

It is an arithmetic number, because the mean of its divisors is an integer number (1031442720).

Almost surely, 2^26013446516 is an apocalyptic number.

It is an amenable number.

26013446516 is a deficient number, since it is larger than the sum of its proper divisors (23495804044).

26013446516 is a wasteful number, since it uses less digits than its factorization.

26013446516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9864 (or 9862 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 38.

Adding to 26013446516 its reverse (61564431062), we get a palindrome (87577877578).

The spelling of 26013446516 in words is "twenty-six billion, thirteen million, four hundred forty-six thousand, five hundred sixteen".