3661564354 has 16 divisors (see below), whose sum is σ = 6309835776. Its totient is φ = 1561024800.

The previous prime is 3661564351. The next prime is 3661564369. The reversal of 3661564354 is 4534651663.

3661564354 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 3661564354.

It is not an unprimeable number, because it can be changed into a prime (3661564351) 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, 681987 + ... + 687334.

It is an arithmetic number, because the mean of its divisors is an integer number (394364736).

Almost surely, 2^3661564354 is an apocalyptic number.

3661564354 is a deficient number, since it is larger than the sum of its proper divisors (2648271422).

3661564354 is a wasteful number, since it uses less digits than its factorization.

3661564354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1369521.

The product of its digits is 777600, while the sum is 43.

The square root of 3661564354 is about 60510.8614547835. The cubic root of 3661564354 is about 1541.3060761813.

The spelling of 3661564354 in words is "three billion, six hundred sixty-one million, five hundred sixty-four thousand, three hundred fifty-four".