661106032364246 has 16 divisors (see below), whose sum is σ = 1146058611484320. Its totient is φ = 280147660584000.

The previous prime is 661106032364203. The next prime is 661106032364257. The reversal of 661106032364246 is 642463230601166.

It is a super-2 number, since 2×661106032364246² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 661106032364194 and 661106032364203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 265291344005 + ... + 265291346496.

It is an arithmetic number, because the mean of its divisors is an integer number (71628663217770).

Almost surely, 2^{661106032364246} is an apocalyptic number.

661106032364246 is a deficient number, since it is larger than the sum of its proper divisors (484952579120074).

661106032364246 is a wasteful number, since it uses less digits than its factorization.

661106032364246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530582690599.

The product of its (nonzero) digits is 4478976, while the sum is 50.

The spelling of 661106032364246 in words is "six hundred sixty-one trillion, one hundred six billion, thirty-two million, three hundred sixty-four thousand, two hundred forty-six".