3641687351201 has 4 divisors (see below), whose sum is σ = 3641719646400. Its totient is φ = 3641655056004.

The previous prime is 3641687351171. The next prime is 3641687351257. The reversal of 3641687351201 is 1021537861463.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3641687351201 is a prime.

It is a super-2 number, since 2×3641687351201² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3641687356201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15977861 + ... + 16204178.

It is an arithmetic number, because the mean of its divisors is an integer number (910429911600).

Almost surely, 2^{3641687351201} is an apocalyptic number.

It is an amenable number.

3641687351201 is a deficient number, since it is larger than the sum of its proper divisors (32295199).

3641687351201 is a wasteful number, since it uses less digits than its factorization.

3641687351201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32295198.

The product of its (nonzero) digits is 725760, while the sum is 47.

The spelling of 3641687351201 in words is "three trillion, six hundred forty-one billion, six hundred eighty-seven million, three hundred fifty-one thousand, two hundred one".