25010523453 has 4 divisors (see below), whose sum is σ = 33347364608. Its totient is φ = 16673682300.

The previous prime is 25010523431. The next prime is 25010523463. The reversal of 25010523453 is 35432501052.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 25010523453 - 2¹⁴ = 25010507069 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 25010523453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25010523463) 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, 4168420573 + ... + 4168420578.

It is an arithmetic number, because the mean of its divisors is an integer number (8336841152).

Almost surely, 2^25010523453 is an apocalyptic number.

It is an amenable number.

25010523453 is a deficient number, since it is larger than the sum of its proper divisors (8336841155).

25010523453 is an equidigital number, since it uses as much as digits as its factorization.

25010523453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8336841154.

The product of its (nonzero) digits is 18000, while the sum is 30.

The spelling of 25010523453 in words is "twenty-five billion, ten million, five hundred twenty-three thousand, four hundred fifty-three".