26200002402 has 24 divisors (see below), whose sum is σ = 64876196736. Its totient is φ = 7485714936.

The previous prime is 26200002371. The next prime is 26200002419. The reversal of 26200002402 is 20420000262.

It is a happy number.

26200002402 is a `hidden beast` number, since 2 + 620 + 0 + 0 + 0 + 2 + 40 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 103968138 + ... + 103968389.

It is an arithmetic number, because the mean of its divisors is an integer number (2703174864).

Almost surely, 2^26200002402 is an apocalyptic number.

26200002402 is an abundant number, since it is smaller than the sum of its proper divisors (38676194334).

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

26200002402 is a wasteful number, since it uses less digits than its factorization.

26200002402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207936542 (or 207936539 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 26200002402 its reverse (20420000262), we get a palindrome (46620002664).

The spelling of 26200002402 in words is "twenty-six billion, two hundred million, two thousand, four hundred two".