260726093540 has 24 divisors (see below), whose sum is σ = 597299778432. Its totient is φ = 94809488480.

The previous prime is 260726093519. The next prime is 260726093543. The reversal of 260726093540 is 45390627062.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 260726093491 and 260726093500.

It is not an unprimeable number, because it can be changed into a prime (260726093543) 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, 592559084 + ... + 592559523.

It is an arithmetic number, because the mean of its divisors is an integer number (24887490768).

Almost surely, 2^260726093540 is an apocalyptic number.

260726093540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

260726093540 is an abundant number, since it is smaller than the sum of its proper divisors (336573684892).

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

260726093540 is a wasteful number, since it uses less digits than its factorization.

260726093540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1185118627 (or 1185118625 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 44.

The spelling of 260726093540 in words is "two hundred sixty billion, seven hundred twenty-six million, ninety-three thousand, five hundred forty".