5166564404 has 6 divisors (see below), whose sum is σ = 9041487714. Its totient is φ = 2583282200.

The previous prime is 5166564373. The next prime is 5166564407. The reversal of 5166564404 is 4044656615.

It can be written as a sum of positive squares in only one way, i.e., 5097674404 + 68890000 = 71398^2 + 8300^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5166564407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 645820547 + ... + 645820554.

It is an arithmetic number, because the mean of its divisors is an integer number (1506914619).

Almost surely, 2^5166564404 is an apocalyptic number.

It is an amenable number.

5166564404 is a deficient number, since it is larger than the sum of its proper divisors (3874923310).

5166564404 is a wasteful number, since it uses less digits than its factorization.

5166564404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1291641105 (or 1291641103 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 41.

The square root of 5166564404 is about 71878.8174916644. The cubic root of 5166564404 is about 1728.7569900975.

The spelling of 5166564404 in words is "five billion, one hundred sixty-six million, five hundred sixty-four thousand, four hundred four".