3453561642651 has 4 divisors (see below), whose sum is σ = 4604748856872. Its totient is φ = 2302374428432.

The previous prime is 3453561642599. The next prime is 3453561642683. The reversal of 3453561642651 is 1562461653543.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3453561642651 - 2¹⁰ = 3453561641627 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3453561642594 and 3453561642603.

It is not an unprimeable number, because it can be changed into a prime (3453561644651) 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, 575593607106 + ... + 575593607111.

It is an arithmetic number, because the mean of its divisors is an integer number (1151187214218).

Almost surely, 2^{3453561642651} is an apocalyptic number.

3453561642651 is a deficient number, since it is larger than the sum of its proper divisors (1151187214221).

3453561642651 is a wasteful number, since it uses less digits than its factorization.

3453561642651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1151187214220.

The product of its digits is 7776000, while the sum is 51.

The spelling of 3453561642651 in words is "three trillion, four hundred fifty-three billion, five hundred sixty-one million, six hundred forty-two thousand, six hundred fifty-one".