26434205202 has 64 divisors (see below), whose sum is σ = 56145985920. Its totient is φ = 8273700864.

The previous prime is 26434205201. The next prime is 26434205209. The reversal of 26434205202 is 20250243462.

It is a super-2 number, since 2×26434205202² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 26434205202.

It is not an unprimeable number, because it can be changed into a prime (26434205201) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6959968 + ... + 6963764.

It is an arithmetic number, because the mean of its divisors is an integer number (877281030).

Almost surely, 2^26434205202 is an apocalyptic number.

26434205202 is an abundant number, since it is smaller than the sum of its proper divisors (29711780718).

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

26434205202 is a wasteful number, since it uses less digits than its factorization.

26434205202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4347.

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 26434205202 its reverse (20250243462), we get a palindrome (46684448664).

The spelling of 26434205202 in words is "twenty-six billion, four hundred thirty-four million, two hundred five thousand, two hundred two".