26465752242 has 40 divisors (see below), whose sum is σ = 59384060076. Its totient is φ = 8809842528.

The previous prime is 26465752241. The next prime is 26465752277. The reversal of 26465752242 is 24225756462.

It is a happy number.

26465752242 is a `hidden beast` number, since 2 + 64 + 65 + 7 + 522 + 4 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 18106124481 + 8359627761 = 134559^2 + 91431^2 .

It is not an unprimeable number, because it can be changed into a prime (26465752241) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 7308 + ... + 230184.

Almost surely, 2^26465752242 is an apocalyptic number.

26465752242 is an abundant number, since it is smaller than the sum of its proper divisors (32918307834).

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

26465752242 is a wasteful number, since it uses less digits than its factorization.

26465752242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223624 (or 223615 counting only the distinct ones).

The product of its digits is 1612800, while the sum is 45.

The spelling of 26465752242 in words is "twenty-six billion, four hundred sixty-five million, seven hundred fifty-two thousand, two hundred forty-two".