25334400505 has 8 divisors (see below), whose sum is σ = 30453075072. Its totient is φ = 20232990768.

The previous prime is 25334400457. The next prime is 25334400517. The reversal of 25334400505 is 50500443352.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 25334400505 - 2¹¹ = 25334398457 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4312977 + ... + 4318846.

It is an arithmetic number, because the mean of its divisors is an integer number (3806634384).

Almost surely, 2^25334400505 is an apocalyptic number.

It is an amenable number.

25334400505 is a deficient number, since it is larger than the sum of its proper divisors (5118674567).

25334400505 is an equidigital number, since it uses as much as digits as its factorization.

25334400505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8632415.

The product of its (nonzero) digits is 36000, while the sum is 31.

Adding to 25334400505 its reverse (50500443352), we get a palindrome (75834843857).

The spelling of 25334400505 in words is "twenty-five billion, three hundred thirty-four million, four hundred thousand, five hundred five".