10394452069 has 8 divisors (see below), whose sum is σ = 11303347608. Its totient is φ = 9518607360.

The previous prime is 10394452039. The next prime is 10394452073. The reversal of 10394452069 is 96025449301.

It can be written as a sum of positive squares in 4 ways, for example, as 6538663044 + 3855789025 = 80862^2 + 62095^2 .

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

It is not a de Polignac number, because 10394452069 - 2¹⁷ = 10394320997 is a prime.

It is a super-2 number, since 2×10394452069² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10394452039) 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, 8262052 + ... + 8263309.

It is an arithmetic number, because the mean of its divisors is an integer number (1412918451).

Almost surely, 2^10394452069 is an apocalyptic number.

It is an amenable number.

10394452069 is a deficient number, since it is larger than the sum of its proper divisors (908895539).

10394452069 is a wasteful number, since it uses less digits than its factorization.

10394452069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16525415.

The product of its (nonzero) digits is 233280, while the sum is 43.

The spelling of 10394452069 in words is "ten billion, three hundred ninety-four million, four hundred fifty-two thousand, sixty-nine".