261440114327052 has 48 divisors (see below), whose sum is σ = 611810454528000. Its totient is φ = 86892185820160.

The previous prime is 261440114327023. The next prime is 261440114327053. The reversal of 261440114327052 is 250723411044162.

It is a junction number, because it is equal to n+sod(n) for n = 261440114326995 and 261440114327013.

It is not an unprimeable number, because it can be changed into a prime (261440114327053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9106524 + ... + 24613187.

It is an arithmetic number, because the mean of its divisors is an integer number (12746051136000).

Almost surely, 2^{261440114327052} is an apocalyptic number.

It is an amenable number.

261440114327052 is an abundant number, since it is smaller than the sum of its proper divisors (350370340200948).

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

261440114327052 is a wasteful number, since it uses less digits than its factorization.

261440114327052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33721606 (or 33721604 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 42.

The spelling of 261440114327052 in words is "two hundred sixty-one trillion, four hundred forty billion, one hundred fourteen million, three hundred twenty-seven thousand, fifty-two".