265520213352350 has 96 divisors (see below), whose sum is σ = 575788062491136. Its totient is φ = 90023945254400.

The previous prime is 265520213352323. The next prime is 265520213352353. The reversal of 265520213352350 is 53253312025562.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265520213352353) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 131699942 + ... + 133700841.

It is an arithmetic number, because the mean of its divisors is an integer number (5997792317616).

Almost surely, 2^{265520213352350} is an apocalyptic number.

265520213352350 is an abundant number, since it is smaller than the sum of its proper divisors (310267849138786).

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

265520213352350 is a wasteful number, since it uses less digits than its factorization.

265520213352350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265400930 (or 265400925 counting only the distinct ones).

The product of its (nonzero) digits is 1620000, while the sum is 44.

The spelling of 265520213352350 in words is "two hundred sixty-five trillion, five hundred twenty billion, two hundred thirteen million, three hundred fifty-two thousand, three hundred fifty".