3666737071 has 8 divisors (see below), whose sum is σ = 3791273984. Its totient is φ = 3542591160.

The previous prime is 3666737057. The next prime is 3666737131. The reversal of 3666737071 is 1707376663.

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

It is a cyclic number.

It is not a de Polignac number, because 3666737071 - 2²⁷ = 3532519343 is a prime.

It is a super-4 number, since 4×3666737071⁴ (a number of 39 digits) contains 4444 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 (3666737471) 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, 78615 + ... + 116248.

It is an arithmetic number, because the mean of its divisors is an integer number (473909248).

Almost surely, 2^3666737071 is an apocalyptic number.

3666737071 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

3666737071 is a deficient number, since it is larger than the sum of its proper divisors (124536913).

3666737071 is a wasteful number, since it uses less digits than its factorization.

3666737071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195501.

The product of its (nonzero) digits is 666792, while the sum is 46.

The square root of 3666737071 is about 60553.5884238085. The cubic root of 3666737071 is about 1542.0315392106.

The spelling of 3666737071 in words is "three billion, six hundred sixty-six million, seven hundred thirty-seven thousand, seventy-one".