561328754101072 has 40 divisors (see below), whose sum is σ = 1098816712229376. Its totient is φ = 277763309700096.

The previous prime is 561328754101009. The next prime is 561328754101097. The reversal of 561328754101072 is 270101457823165.

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, 51840273 + ... + 61725775.

Almost surely, 2^{561328754101072} is an apocalyptic number.

It is an amenable number.

561328754101072 is a deficient number, since it is larger than the sum of its proper divisors (537487958128304).

561328754101072 is a wasteful number, since it uses less digits than its factorization.

561328754101072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9922195 (or 9922189 counting only the distinct ones).

The product of its (nonzero) digits is 2822400, while the sum is 52.

The spelling of 561328754101072 in words is "five hundred sixty-one trillion, three hundred twenty-eight billion, seven hundred fifty-four million, one hundred one thousand, seventy-two".