3666356460 has 120 divisors (see below), whose sum is σ = 12386297616. Its totient is φ = 902482560.

The previous prime is 3666356443. The next prime is 3666356471. The reversal of 3666356460 is 646536663.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 65986 + ... + 108105.

Almost surely, 2^3666356460 is an apocalyptic number.

3666356460 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3666356460 is an abundant number, since it is smaller than the sum of its proper divisors (8719941156).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3666356460 is a wasteful number, since it uses less digits than its factorization.

3666356460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174125 (or 174114 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 45.

The square root of 3666356460 is about 60550.4455805240. The cubic root of 3666356460 is about 1541.9781825555.

The spelling of 3666356460 in words is "three billion, six hundred sixty-six million, three hundred fifty-six thousand, four hundred sixty".