561614229155 has 8 divisors (see below), whose sum is σ = 770213800032. Its totient is φ = 385106899968.

The previous prime is 561614229133. The next prime is 561614229157. The reversal of 561614229155 is 551922416165.

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

It is not a de Polignac number, because 561614229155 - 2¹⁶ = 561614163619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (561614229157) 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, 8023060382 + ... + 8023060451.

It is an arithmetic number, because the mean of its divisors is an integer number (96276725004).

Almost surely, 2^561614229155 is an apocalyptic number.

561614229155 is a deficient number, since it is larger than the sum of its proper divisors (208599570877).

561614229155 is a wasteful number, since it uses less digits than its factorization.

561614229155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16046120845.

The product of its digits is 648000, while the sum is 47.

The spelling of 561614229155 in words is "five hundred sixty-one billion, six hundred fourteen million, two hundred twenty-nine thousand, one hundred fifty-five".