561326707168030 has 32 divisors (see below), whose sum is σ = 1011054623791680. Its totient is φ = 224382565716480.

The previous prime is 561326707168027. The next prime is 561326707168079. The reversal of 561326707168030 is 30861707623165.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 940355460 + ... + 940952200.

It is an arithmetic number, because the mean of its divisors is an integer number (31595456993490).

Almost surely, 2^{561326707168030} is an apocalyptic number.

561326707168030 is a deficient number, since it is larger than the sum of its proper divisors (449727916623650).

561326707168030 is a wasteful number, since it uses less digits than its factorization.

561326707168030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658644.

The product of its (nonzero) digits is 7620480, while the sum is 55.

The spelling of 561326707168030 in words is "five hundred sixty-one trillion, three hundred twenty-six billion, seven hundred seven million, one hundred sixty-eight thousand, thirty".