3655215550445 has 8 divisors (see below), whose sum is σ = 4386323800320. Its totient is φ = 2924129013840.

The previous prime is 3655215550411. The next prime is 3655215550499. The reversal of 3655215550445 is 5440555125563.

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

It is not a de Polignac number, because 3655215550445 - 2¹⁶ = 3655215484909 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3655215550393 and 3655215550402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5055641 + ... + 5733230.

It is an arithmetic number, because the mean of its divisors is an integer number (548290475040).

Almost surely, 2^{3655215550445} is an apocalyptic number.

It is an amenable number.

3655215550445 is a deficient number, since it is larger than the sum of its proper divisors (731108249875).

3655215550445 is a wasteful number, since it uses less digits than its factorization.

3655215550445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10856635.

The product of its (nonzero) digits is 9000000, while the sum is 50.

The spelling of 3655215550445 in words is "three trillion, six hundred fifty-five billion, two hundred fifteen million, five hundred fifty thousand, four hundred forty-five".