12361353461578 has 16 divisors (see below), whose sum is σ = 20271357588096. Its totient is φ = 5606661392640.

The previous prime is 12361353461549. The next prime is 12361353461603. The reversal of 12361353461578 is 87516435316321.

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, 606771351 + ... + 606791722.

It is an arithmetic number, because the mean of its divisors is an integer number (1266959849256).

Almost surely, 2^{12361353461578} is an apocalyptic number.

12361353461578 is a deficient number, since it is larger than the sum of its proper divisors (7910004126518).

12361353461578 is a wasteful number, since it uses less digits than its factorization.

12361353461578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1213563549.

The product of its digits is 10886400, while the sum is 55.

Adding to 12361353461578 its reverse (87516435316321), we get a palindrome (99877788777899).

The spelling of 12361353461578 in words is "twelve trillion, three hundred sixty-one billion, three hundred fifty-three million, four hundred sixty-one thousand, five hundred seventy-eight".