3644161646098 has 4 divisors (see below), whose sum is σ = 5466242469150. Its totient is φ = 1822080823048.

The previous prime is 3644161645987. The next prime is 3644161646113. The reversal of 3644161646098 is 8906461614463.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2866225298049 + 777936348049 = 1692993^2 + 882007^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 911040411523 + ... + 911040411526.

Almost surely, 2^{3644161646098} is an apocalyptic number.

3644161646098 is a deficient number, since it is larger than the sum of its proper divisors (1822080823052).

3644161646098 is a wasteful number, since it uses less digits than its factorization.

3644161646098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1822080823051.

The product of its (nonzero) digits is 17915904, while the sum is 58.

The spelling of 3644161646098 in words is "three trillion, six hundred forty-four billion, one hundred sixty-one million, six hundred forty-six thousand, ninety-eight".