12251360040434 has 8 divisors (see below), whose sum is σ = 18377841325788. Its totient is φ = 6125412931840.

The previous prime is 12251360040379. The next prime is 12251360040473. The reversal of 12251360040434 is 43404006315221.

It can be written as a sum of positive squares in 2 ways, for example, as 10451998032025 + 1799362008409 = 3232955^2 + 1341403^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×12251360040434² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12251360040394 and 12251360040403.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133486847 + ... + 133578594.

Almost surely, 2^{12251360040434} is an apocalyptic number.

12251360040434 is a deficient number, since it is larger than the sum of its proper divisors (6126481285354).

12251360040434 is a wasteful number, since it uses less digits than its factorization.

12251360040434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267088380.

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 12251360040434 its reverse (43404006315221), we get a palindrome (55655366355655).

The spelling of 12251360040434 in words is "twelve trillion, two hundred fifty-one billion, three hundred sixty million, forty thousand, four hundred thirty-four".