22661155116570 has 16 divisors (see below), whose sum is σ = 54386772279840. Its totient is φ = 6042974697744.

The previous prime is 22661155116557. The next prime is 22661155116571. The reversal of 22661155116570 is 7561155116622.

It is not an unprimeable number, because it can be changed into a prime (22661155116571) 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, 377685918580 + ... + 377685918639.

It is an arithmetic number, because the mean of its divisors is an integer number (3399173267490).

Almost surely, 2^{22661155116570} is an apocalyptic number.

22661155116570 is an abundant number, since it is smaller than the sum of its proper divisors (31725617163270).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22661155116570 is a wasteful number, since it uses less digits than its factorization.

22661155116570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 755371837229.

The product of its (nonzero) digits is 756000, while the sum is 48.

The spelling of 22661155116570 in words is "twenty-two trillion, six hundred sixty-one billion, one hundred fifty-five million, one hundred sixteen thousand, five hundred seventy".