15042541025 has 24 divisors (see below), whose sum is σ = 18951269184. Its totient is φ = 11842084800.

The previous prime is 15042541021. The next prime is 15042541039. The reversal of 15042541025 is 52014524051.

15042541025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 15042541025 - 2² = 15042541021 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (15042541021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 963179 + ... + 978671.

It is an arithmetic number, because the mean of its divisors is an integer number (789636216).

Almost surely, 2^15042541025 is an apocalyptic number.

It is an amenable number.

15042541025 is a deficient number, since it is larger than the sum of its proper divisors (3908728159).

15042541025 is a wasteful number, since it uses less digits than its factorization.

15042541025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16121 (or 16116 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 29.

The spelling of 15042541025 in words is "fifteen billion, forty-two million, five hundred forty-one thousand, twenty-five".