25022240263403 has 4 divisors (see below), whose sum is σ = 25269985216608. Its totient is φ = 24774495310200.

The previous prime is 25022240263387. The next prime is 25022240263409. The reversal of 25022240263403 is 30436204222052.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 25022240263403 - 2⁴ = 25022240263387 is a prime.

It is a super-2 number, since 2×25022240263403² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25022240263409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123872476451 + ... + 123872476652.

It is an arithmetic number, because the mean of its divisors is an integer number (6317496304152).

Almost surely, 2^{25022240263403} is an apocalyptic number.

25022240263403 is a deficient number, since it is larger than the sum of its proper divisors (247744953205).

25022240263403 is a wasteful number, since it uses less digits than its factorization.

25022240263403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247744953204.

The product of its (nonzero) digits is 138240, while the sum is 35.

Adding to 25022240263403 its reverse (30436204222052), we get a palindrome (55458444485455).

The spelling of 25022240263403 in words is "twenty-five trillion, twenty-two billion, two hundred forty million, two hundred sixty-three thousand, four hundred three".