3661006935042 has 30 divisors (see below), whose sum is σ = 8203421961273. Its totient is φ = 1220327527248.

The previous prime is 3661006935037. The next prime is 3661006935043. The reversal of 3661006935042 is 2405396001663.

3661006935042 is a `hidden beast` number, since 36 + 6 + 100 + 6 + 9 + 3 + 504 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3143241780561 + 517765154481 = 1772919^2 + 719559^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=1352961.

It is not an unprimeable number, because it can be changed into a prime (3661006935043) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 24278134 + ... + 24428462.

Almost surely, 2^{3661006935042} is an apocalyptic number.

3661006935042 is an abundant number, since it is smaller than the sum of its proper divisors (4542415026231).

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

3661006935042 is an frugal number, since it uses more digits than its factorization.

3661006935042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300672 (or 150334 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 45.

The spelling of 3661006935042 in words is "three trillion, six hundred sixty-one billion, six million, nine hundred thirty-five thousand, forty-two".