40966569604 has 27 divisors (see below), whose sum is σ = 76169506287. Its totient is φ = 19275147264.

The previous prime is 40966569467. The next prime is 40966569607. The reversal of 40966569604 is 40696566904.

The square root of 40966569604 is 202402.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 6161936004 + 34804633600 = 78498^2 + 186560^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40966569607) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 6878692 + ... + 6884644.

Almost surely, 2^40966569604 is an apocalyptic number.

40966569604 is the 202402-nd square number.

It is an amenable number.

40966569604 is a deficient number, since it is larger than the sum of its proper divisors (35202936683).

40966569604 is an frugal number, since it uses more digits than its factorization.

40966569604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11944 (or 5972 counting only the distinct ones).

The product of its (nonzero) digits is 8398080, while the sum is 55.

The spelling of 40966569604 in words is "forty billion, nine hundred sixty-six million, five hundred sixty-nine thousand, six hundred four".