14525021025 has 18 divisors (see below), whose sum is σ = 26015926950. Its totient is φ = 7746677760.

The previous prime is 14525021003. The next prime is 14525021059. The reversal of 14525021025 is 52012052541.

14525021025 is a `hidden beast` number, since 1 + 4 + 52 + 502 + 102 + 5 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 474237729 + 14050783296 = 21777^2 + 118536^2 .

It is not a de Polignac number, because 14525021025 - 2¹⁰ = 14525020001 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14525021025.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 32277600 + ... + 32278049.

It is an arithmetic number, because the mean of its divisors is an integer number (1445329275).

Almost surely, 2^14525021025 is an apocalyptic number.

14525021025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14525021025 is a deficient number, since it is larger than the sum of its proper divisors (11490905925).

14525021025 is a wasteful number, since it uses less digits than its factorization.

14525021025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64555665 (or 64555657 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

Adding to 14525021025 its reverse (52012052541), we get a palindrome (66537073566).

The spelling of 14525021025 in words is "fourteen billion, five hundred twenty-five million, twenty-one thousand, twenty-five".