5651660367 has 12 divisors (see below), whose sum is σ = 8242768144. Its totient is φ = 3731192640.

The previous prime is 5651660321. The next prime is 5651660381. The reversal of 5651660367 is 7630661565.

It is not a de Polignac number, because 5651660367 - 2¹⁶ = 5651594831 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 (5651660317) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3047434 + ... + 3049287.

Almost surely, 2^5651660367 is an apocalyptic number.

5651660367 is a deficient number, since it is larger than the sum of its proper divisors (2591107777).

5651660367 is a wasteful number, since it uses less digits than its factorization.

5651660367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6096830 (or 6096827 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 45.

The square root of 5651660367 is about 75177.5256775587. The cubic root of 5651660367 is about 1781.2519458077.

The spelling of 5651660367 in words is "five billion, six hundred fifty-one million, six hundred sixty thousand, three hundred sixty-seven".