2066562349828 has 24 divisors (see below), whose sum is σ = 3649164485400. Its totient is φ = 1023975959040.

The previous prime is 2066562349801. The next prime is 2066562349829. The reversal of 2066562349828 is 8289432656602.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 226735964224 + 1839826385604 = 476168^2 + 1356402^2 .

It is not an unprimeable number, because it can be changed into a prime (2066562349829) 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, 3745843 + ... + 4261978.

It is an arithmetic number, because the mean of its divisors is an integer number (152048520225).

Almost surely, 2^{2066562349828} is an apocalyptic number.

It is an amenable number.

2066562349828 is a deficient number, since it is larger than the sum of its proper divisors (1582602135572).

2066562349828 is a wasteful number, since it uses less digits than its factorization.

2066562349828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8008407 (or 8008405 counting only the distinct ones).

The product of its (nonzero) digits is 59719680, while the sum is 61.

The spelling of 2066562349828 in words is "two trillion, sixty-six billion, five hundred sixty-two million, three hundred forty-nine thousand, eight hundred twenty-eight".