3397651660801 has 4 divisors (see below), whose sum is σ = 3400499651652. Its totient is φ = 3394803669952.

The previous prime is 3397651660771. The next prime is 3397651660807. The reversal of 3397651660801 is 1080661567933.

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

It can be written as a sum of positive squares in 2 ways, for example, as 705640320576 + 2692011340225 = 840024^2 + 1640735^2 .

It is a cyclic number.

It is not a de Polignac number, because 3397651660801 - 2¹³ = 3397651652609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3397651660807) 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, 1423993636 + ... + 1423996021.

It is an arithmetic number, because the mean of its divisors is an integer number (850124912913).

Almost surely, 2^{3397651660801} is an apocalyptic number.

It is an amenable number.

3397651660801 is a deficient number, since it is larger than the sum of its proper divisors (2847990851).

3397651660801 is a wasteful number, since it uses less digits than its factorization.

3397651660801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2847990850.

The product of its (nonzero) digits is 4898880, while the sum is 55.

The spelling of 3397651660801 in words is "three trillion, three hundred ninety-seven billion, six hundred fifty-one million, six hundred sixty thousand, eight hundred one".