12454413745 has 8 divisors (see below), whose sum is σ = 14966087040. Its totient is φ = 9949670640.

The previous prime is 12454413743. The next prime is 12454413787. The reversal of 12454413745 is 54731445421.

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

It is not a de Polignac number, because 12454413745 - 2¹ = 12454413743 is a prime.

It is a super-2 number, since 2×12454413745² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12454413698 and 12454413707.

It is not an unprimeable number, because it can be changed into a prime (12454413743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1728591 + ... + 1735780.

It is an arithmetic number, because the mean of its divisors is an integer number (1870760880).

Almost surely, 2^12454413745 is an apocalyptic number.

It is an amenable number.

12454413745 is a deficient number, since it is larger than the sum of its proper divisors (2511673295).

12454413745 is an equidigital number, since it uses as much as digits as its factorization.

12454413745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3465095.

The product of its digits is 268800, while the sum is 40.

The spelling of 12454413745 in words is "twelve billion, four hundred fifty-four million, four hundred thirteen thousand, seven hundred forty-five".