12254400062065 has 48 divisors (see below), whose sum is σ = 17559181708992. Its totient is φ = 8181704474496.

The previous prime is 12254400062063. The next prime is 12254400062071. The reversal of 12254400062065 is 56026000445221.

It is a happy number.

It is not a de Polignac number, because 12254400062065 - 2¹ = 12254400062063 is a prime.

It is a super-2 number, since 2×12254400062065² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12254400062063) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1504882 + ... + 5174308.

It is an arithmetic number, because the mean of its divisors is an integer number (365816285604).

Almost surely, 2^{12254400062065} is an apocalyptic number.

It is an amenable number.

12254400062065 is a deficient number, since it is larger than the sum of its proper divisors (5304781646927).

12254400062065 is a wasteful number, since it uses less digits than its factorization.

12254400062065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3669806 (or 3669799 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 37.

The spelling of 12254400062065 in words is "twelve trillion, two hundred fifty-four billion, four hundred million, sixty-two thousand, sixty-five".