10454624666 has 4 divisors (see below), whose sum is σ = 15681937002. Its totient is φ = 5227312332.

The previous prime is 10454624611. The next prime is 10454624683. The reversal of 10454624666 is 66642645401.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 7766720641 + 2687904025 = 88129^2 + 51845^2 .

It is a super-2 number, since 2×10454624666² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2613656165 + ... + 2613656168.

Almost surely, 2^10454624666 is an apocalyptic number.

10454624666 is a deficient number, since it is larger than the sum of its proper divisors (5227312336).

10454624666 is an equidigital number, since it uses as much as digits as its factorization.

10454624666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5227312335.

The product of its (nonzero) digits is 829440, while the sum is 44.

The spelling of 10454624666 in words is "ten billion, four hundred fifty-four million, six hundred twenty-four thousand, six hundred sixty-six".