3666532115040 has 96 divisors (see below), whose sum is σ = 11549983215456. Its totient is φ = 977707438080.

The previous prime is 3666532114997. The next prime is 3666532115041. The reversal of 3666532115040 is 405112356663.

It is a tau number, because it is divible by the number of its divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 3666532114983 and 3666532115001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3666532115041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15353350 + ... + 15590330.

It is an arithmetic number, because the mean of its divisors is an integer number (120312325161).

Almost surely, 2^{3666532115040} is an apocalyptic number.

3666532115040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3666532115040 is an abundant number, since it is smaller than the sum of its proper divisors (7883451100416).

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

3666532115040 is a wasteful number, since it uses less digits than its factorization.

3666532115040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269232 (or 269224 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 42.

The spelling of 3666532115040 in words is "three trillion, six hundred sixty-six billion, five hundred thirty-two million, one hundred fifteen thousand, forty".