25524485445 has 32 divisors (see below), whose sum is σ = 42195873024. Its totient is φ = 13168064000.

The previous prime is 25524485429. The next prime is 25524485471. The reversal of 25524485445 is 54458442552.

It is a happy number.

It is not a de Polignac number, because 25524485445 - 2⁴ = 25524485429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25524485394 and 25524485403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 169656 + ... + 282545.

It is an arithmetic number, because the mean of its divisors is an integer number (1318621032).

Almost surely, 2^25524485445 is an apocalyptic number.

It is an amenable number.

25524485445 is a deficient number, since it is larger than the sum of its proper divisors (16671387579).

25524485445 is a wasteful number, since it uses less digits than its factorization.

25524485445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452333.

The product of its digits is 5120000, while the sum is 48.

The spelling of 25524485445 in words is "twenty-five billion, five hundred twenty-four million, four hundred eighty-five thousand, four hundred forty-five".