15013454025 has 48 divisors (see below), whose sum is σ = 25152693696. Its totient is φ = 7901214720.

The previous prime is 15013454021. The next prime is 15013454041. The reversal of 15013454025 is 52045431051.

It is not a de Polignac number, because 15013454025 - 2² = 15013454021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15013453983 and 15013454001.

It is not an unprimeable number, because it can be changed into a prime (15013454021) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1970874 + ... + 1978476.

It is an arithmetic number, because the mean of its divisors is an integer number (524014452).

Almost surely, 2^15013454025 is an apocalyptic number.

15013454025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

15013454025 is a deficient number, since it is larger than the sum of its proper divisors (10139239671).

15013454025 is a wasteful number, since it uses less digits than its factorization.

15013454025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7962 (or 7957 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 15013454025 its reverse (52045431051), we get a palindrome (67058885076).

The spelling of 15013454025 in words is "fifteen billion, thirteen million, four hundred fifty-four thousand, twenty-five".