265442995961 has 8 divisors (see below), whose sum is σ = 311849114304. Its totient is φ = 222749367120.

The previous prime is 265442995957. The next prime is 265442995991. The reversal of 265442995961 is 169599244562.

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

It is a cyclic number.

It is not a de Polignac number, because 265442995961 - 2² = 265442995957 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 265442995894 and 265442995903.

It is not an unprimeable number, because it can be changed into a prime (265442995991) 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, 928122221 + ... + 928122506.

It is an arithmetic number, because the mean of its divisors is an integer number (38981139288).

Almost surely, 2^265442995961 is an apocalyptic number.

It is an amenable number.

265442995961 is a deficient number, since it is larger than the sum of its proper divisors (46406118343).

265442995961 is a wasteful number, since it uses less digits than its factorization.

265442995961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1856244751.

The product of its digits is 41990400, while the sum is 62.

The spelling of 265442995961 in words is "two hundred sixty-five billion, four hundred forty-two million, nine hundred ninety-five thousand, nine hundred sixty-one".