243112557625134 has 16 divisors (see below), whose sum is σ = 502991498535120. Its totient is φ = 78243121994240.

The previous prime is 243112557625097. The next prime is 243112557625159. The reversal of 243112557625134 is 431526755211342.

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, 698599303347 + ... + 698599303694.

It is an arithmetic number, because the mean of its divisors is an integer number (31436968658445).

Almost surely, 2^{243112557625134} is an apocalyptic number.

243112557625134 is an abundant number, since it is smaller than the sum of its proper divisors (259878940909986).

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

243112557625134 is a wasteful number, since it uses less digits than its factorization.

243112557625134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1397198607075.

The product of its digits is 6048000, while the sum is 51.

The spelling of 243112557625134 in words is "two hundred forty-three trillion, one hundred twelve billion, five hundred fifty-seven million, six hundred twenty-five thousand, one hundred thirty-four".