3642189816724 has 24 divisors (see below), whose sum is σ = 6742064306880. Its totient is φ = 1718054990784.

The previous prime is 3642189816691. The next prime is 3642189816751. The reversal of 3642189816724 is 4276189812463.

It is a super-2 number, since 2×3642189816724² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 271150954 + ... + 271164385.

It is an arithmetic number, because the mean of its divisors is an integer number (280919346120).

Almost surely, 2^{3642189816724} is an apocalyptic number.

It is an amenable number.

3642189816724 is a deficient number, since it is larger than the sum of its proper divisors (3099874490156).

3642189816724 is a wasteful number, since it uses less digits than its factorization.

3642189816724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542315439 (or 542315437 counting only the distinct ones).

The product of its digits is 27869184, while the sum is 61.

The spelling of 3642189816724 in words is "three trillion, six hundred forty-two billion, one hundred eighty-nine million, eight hundred sixteen thousand, seven hundred twenty-four".