3561321546051 has 32 divisors (see below), whose sum is σ = 4794174867456. Its totient is φ = 2351442960000.

The previous prime is 3561321546031. The next prime is 3561321546059. The reversal of 3561321546051 is 1506451231653.

It is a happy number.

3561321546051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3561321546051 - 2¹⁹ = 3561321021763 is a prime.

It is a super-2 number, since 2×3561321546051² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3561321545994 and 3561321546012.

It is not an unprimeable number, because it can be changed into a prime (3561321546059) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 339912825 + ... + 339923301.

It is an arithmetic number, because the mean of its divisors is an integer number (149817964608).

Almost surely, 2^{3561321546051} is an apocalyptic number.

3561321546051 is a deficient number, since it is larger than the sum of its proper divisors (1232853321405).

3561321546051 is a wasteful number, since it uses less digits than its factorization.

3561321546051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12803.

The product of its (nonzero) digits is 324000, while the sum is 42.

The spelling of 3561321546051 in words is "three trillion, five hundred sixty-one billion, three hundred twenty-one million, five hundred forty-six thousand, fifty-one".