361651101668 has 6 divisors (see below), whose sum is σ = 632889427926. Its totient is φ = 180825550832.

The previous prime is 361651101667. The next prime is 361651101673. The reversal of 361651101668 is 866101156163.

It can be written as a sum of positive squares in only one way, i.e., 267255913024 + 94395188644 = 516968^2 + 307238^2 .

It is not an unprimeable number, because it can be changed into a prime (361651101667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45206387705 + ... + 45206387712.

It is an arithmetic number, because the mean of its divisors is an integer number (105481571321).

Almost surely, 2^361651101668 is an apocalyptic number.

It is an amenable number.

361651101668 is a deficient number, since it is larger than the sum of its proper divisors (271238326258).

361651101668 is a wasteful number, since it uses less digits than its factorization.

361651101668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90412775421 (or 90412775419 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 44.

The spelling of 361651101668 in words is "three hundred sixty-one billion, six hundred fifty-one million, one hundred one thousand, six hundred sixty-eight".