260626262646 has 16 divisors (see below), whose sum is σ = 526413442608. Its totient is φ = 86015268000.

The previous prime is 260626262629. The next prime is 260626262647. The reversal of 260626262646 is 646262626062.

It is a junction number, because it is equal to n+sod(n) for n = 260626262595 and 260626262604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260626262647) 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, 215037565 + ... + 215038776.

It is an arithmetic number, because the mean of its divisors is an integer number (32900840163).

Almost surely, 2^260626262646 is an apocalyptic number.

260626262646 is an abundant number, since it is smaller than the sum of its proper divisors (265787179962).

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

260626262646 is a wasteful number, since it uses less digits than its factorization.

260626262646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430076447.

The product of its (nonzero) digits is 2985984, while the sum is 48.

The spelling of 260626262646 in words is "two hundred sixty billion, six hundred twenty-six million, two hundred sixty-two thousand, six hundred forty-six".