12054351625 has 8 divisors (see below), whose sum is σ = 15043830984. Its totient is φ = 9643481200.

The previous prime is 12054351607. The next prime is 12054351667. The reversal of 12054351625 is 52615345021.

It can be written as a sum of positive squares in 4 ways, for example, as 32764176 + 12021587449 = 5724^2 + 109643^2 .

It is not a de Polignac number, because 12054351625 - 2³¹ = 9906867977 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48217282 + ... + 48217531.

It is an arithmetic number, because the mean of its divisors is an integer number (1880478873).

Almost surely, 2^12054351625 is an apocalyptic number.

It is an amenable number.

12054351625 is a deficient number, since it is larger than the sum of its proper divisors (2989479359).

12054351625 is an frugal number, since it uses more digits than its factorization.

12054351625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96434828 (or 96434818 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 34.

Adding to 12054351625 its reverse (52615345021), we get a palindrome (64669696646).

The spelling of 12054351625 in words is "twelve billion, fifty-four million, three hundred fifty-one thousand, six hundred twenty-five".