3897640467001 has 8 divisors (see below), whose sum is σ = 3911781803904. Its totient is φ = 3883499637360.

The previous prime is 3897640466989. The next prime is 3897640467011. The reversal of 3897640467001 is 1007640467983.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3897640467001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3897640467011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22690206 + ... + 22861336.

It is an arithmetic number, because the mean of its divisors is an integer number (488972725488).

Almost surely, 2^{3897640467001} is an apocalyptic number.

It is an amenable number.

3897640467001 is a deficient number, since it is larger than the sum of its proper divisors (14141336903).

3897640467001 is a wasteful number, since it uses less digits than its factorization.

3897640467001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253631.

The product of its (nonzero) digits is 6096384, while the sum is 55.

The spelling of 3897640467001 in words is "three trillion, eight hundred ninety-seven billion, six hundred forty million, four hundred sixty-seven thousand, one".