10450401661 has 8 divisors (see below), whose sum is σ = 12328584704. Its totient is φ = 8668535760.

The previous prime is 10450401659. The next prime is 10450401673. The reversal of 10450401661 is 16610405401.

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

It is a cyclic number.

It is not a de Polignac number, because 10450401661 - 2¹ = 10450401659 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10450401061) 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, 24079050 + ... + 24079483.

It is an arithmetic number, because the mean of its divisors is an integer number (1541073088).

Almost surely, 2^10450401661 is an apocalyptic number.

It is an amenable number.

10450401661 is a deficient number, since it is larger than the sum of its proper divisors (1878183043).

10450401661 is an equidigital number, since it uses as much as digits as its factorization.

10450401661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48158571.

The product of its (nonzero) digits is 2880, while the sum is 28.

The spelling of 10450401661 in words is "ten billion, four hundred fifty million, four hundred one thousand, six hundred sixty-one".