3561096147621 has 8 divisors (see below), whose sum is σ = 4748158958880. Its totient is φ = 2374048717392.

The previous prime is 3561096147619. The next prime is 3561096147689. The reversal of 3561096147621 is 1267416901653.

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

It is not a de Polignac number, because 3561096147621 - 2¹ = 3561096147619 is a prime.

It is a super-2 number, since 2×3561096147621² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3561096147221) 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, 3293730 + ... + 4239203.

It is an arithmetic number, because the mean of its divisors is an integer number (593519869860).

Almost surely, 2^{3561096147621} is an apocalyptic number.

It is an amenable number.

3561096147621 is a deficient number, since it is larger than the sum of its proper divisors (1187062811259).

3561096147621 is a wasteful number, since it uses less digits than its factorization.

3561096147621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7690515.

The product of its (nonzero) digits is 1632960, while the sum is 51.

The spelling of 3561096147621 in words is "three trillion, five hundred sixty-one billion, ninety-six million, one hundred forty-seven thousand, six hundred twenty-one".