1246424015225 has 12 divisors (see below), whose sum is σ = 1551311384940. Its totient is φ = 993432369600.

The previous prime is 1246424015219. The next prime is 1246424015279. The reversal of 1246424015225 is 5225104246421.

It can be written as a sum of positive squares in 6 ways, for example, as 159782473984 + 1086641541241 = 399728^2 + 1042421^2 .

It is not a de Polignac number, because 1246424015225 - 2¹⁰ = 1246424014201 is a prime.

It is a super-2 number, since 2×1246424015225² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 92664206 + ... + 92677655.

It is an arithmetic number, because the mean of its divisors is an integer number (129275948745).

Almost surely, 2^{1246424015225} is an apocalyptic number.

It is an amenable number.

1246424015225 is a deficient number, since it is larger than the sum of its proper divisors (304887369715).

1246424015225 is a wasteful number, since it uses less digits than its factorization.

1246424015225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185342140 (or 185342135 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 38.

The spelling of 1246424015225 in words is "one trillion, two hundred forty-six billion, four hundred twenty-four million, fifteen thousand, two hundred twenty-five".