25042651435 has 4 divisors (see below), whose sum is σ = 30051181728. Its totient is φ = 20034121144.

The previous prime is 25042651427. The next prime is 25042651463. The reversal of 25042651435 is 53415624052.

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 25042651435 - 2³ = 25042651427 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25042651394 and 25042651403.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2504265139 + ... + 2504265148.

It is an arithmetic number, because the mean of its divisors is an integer number (7512795432).

Almost surely, 2^25042651435 is an apocalyptic number.

25042651435 is a deficient number, since it is larger than the sum of its proper divisors (5008530293).

25042651435 is an equidigital number, since it uses as much as digits as its factorization.

25042651435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5008530292.

The product of its (nonzero) digits is 144000, while the sum is 37.

The spelling of 25042651435 in words is "twenty-five billion, forty-two million, six hundred fifty-one thousand, four hundred thirty-five".