14654445641 has 6 divisors (see below), whose sum is σ = 16107779226. Its totient is φ = 13322223200.

The previous prime is 14654445629. The next prime is 14654445649.

14654445641 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 14601097225 + 53348416 = 120835^2 + 7304^2 .

It is not a de Polignac number, because 14654445641 - 2²² = 14650251337 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14654445592 and 14654445601.

It is not an unprimeable number, because it can be changed into a prime (14654445649) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 60555440 + ... + 60555681.

It is an arithmetic number, because the mean of its divisors is an integer number (2684629871).

Almost surely, 2^14654445641 is an apocalyptic number.

14654445641 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

14654445641 is a deficient number, since it is larger than the sum of its proper divisors (1453333585).

14654445641 is a wasteful number, since it uses less digits than its factorization.

14654445641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121111143 (or 121111132 counting only the distinct ones).

The product of its digits is 921600, while the sum is 44.

The spelling of 14654445641 in words is "fourteen billion, six hundred fifty-four million, four hundred forty-five thousand, six hundred forty-one".