265290055646 has 16 divisors (see below), whose sum is σ = 496126857600. Its totient is φ = 103359761880.

The previous prime is 265290055627. The next prime is 265290055663. The reversal of 265290055646 is 646550092562.

It is a junction number, because it is equal to n+sod(n) for n = 265290055594 and 265290055603.

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, 861331196 + ... + 861331503.

It is an arithmetic number, because the mean of its divisors is an integer number (31007928600).

Almost surely, 2^265290055646 is an apocalyptic number.

265290055646 is a deficient number, since it is larger than the sum of its proper divisors (230836801954).

265290055646 is a wasteful number, since it uses less digits than its factorization.

265290055646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1722662719.

The product of its (nonzero) digits is 3888000, while the sum is 50.

The spelling of 265290055646 in words is "two hundred sixty-five billion, two hundred ninety million, fifty-five thousand, six hundred forty-six".