661346306362 has 16 divisors (see below), whose sum is σ = 1134213543360. Its totient is φ = 283314876768.

The previous prime is 661346306353. The next prime is 661346306371. The reversal of 661346306362 is 263603643166.

It is an interprime number because it is at equal distance from previous prime (661346306353) and next prime (661346306371).

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, 9903412 + ... + 9969967.

It is an arithmetic number, because the mean of its divisors is an integer number (70888346460).

Almost surely, 2^661346306362 is an apocalyptic number.

661346306362 is a deficient number, since it is larger than the sum of its proper divisors (472867236998).

661346306362 is a wasteful number, since it uses less digits than its factorization.

661346306362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19875765.

The product of its (nonzero) digits is 1679616, while the sum is 46.

The spelling of 661346306362 in words is "six hundred sixty-one billion, three hundred forty-six million, three hundred six thousand, three hundred sixty-two".