3641687351248 has 10 divisors (see below), whose sum is σ = 7055769243074. Its totient is φ = 1820843675616.

The previous prime is 3641687351171. The next prime is 3641687351257. The reversal of 3641687351248 is 8421537861463.

It can be written as a sum of positive squares in only one way, i.e., 3607294906944 + 34392444304 = 1899288^2 + 185452^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3641687351192 and 3641687351201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113802729711 + ... + 113802729742.

Almost surely, 2^{3641687351248} is an apocalyptic number.

It is an amenable number.

3641687351248 is a deficient number, since it is larger than the sum of its proper divisors (3414081891826).

3641687351248 is a wasteful number, since it uses less digits than its factorization.

3641687351248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227605459461 (or 227605459455 counting only the distinct ones).

The product of its digits is 23224320, while the sum is 58.

The spelling of 3641687351248 in words is "three trillion, six hundred forty-one billion, six hundred eighty-seven million, three hundred fifty-one thousand, two hundred forty-eight".