26402042051516 has 48 divisors (see below), whose sum is σ = 49173125313312. Its totient is φ = 12360576614400.

The previous prime is 26402042051501. The next prime is 26402042051527. The reversal of 26402042051516 is 61515024020462.

It is a self number, because there is not a number n which added to its sum of digits gives 26402042051516.

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, 223533596 + ... + 223651676.

It is an arithmetic number, because the mean of its divisors is an integer number (1024440110694).

Almost surely, 2^{26402042051516} is an apocalyptic number.

It is an amenable number.

26402042051516 is a deficient number, since it is larger than the sum of its proper divisors (22771083261796).

26402042051516 is a wasteful number, since it uses less digits than its factorization.

26402042051516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134990 (or 134988 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 38.

Adding to 26402042051516 its reverse (61515024020462), we get a palindrome (87917066071978).

The spelling of 26402042051516 in words is "twenty-six trillion, four hundred two billion, forty-two million, fifty-one thousand, five hundred sixteen".