260216688420 has 144 divisors (see below), whose sum is σ = 894780344640. Its totient is φ = 60682099968.

The previous prime is 260216688419. The next prime is 260216688469. The reversal of 260216688420 is 24886612062.

260216688420 is a `hidden beast` number, since 2 + 6 + 0 + 216 + 6 + 8 + 8 + 420 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2881954 + ... + 2970873.

Almost surely, 2^260216688420 is an apocalyptic number.

260216688420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

260216688420 is an abundant number, since it is smaller than the sum of its proper divisors (634563656220).

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

260216688420 is a wasteful number, since it uses less digits than its factorization.

260216688420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5852874 (or 5852869 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 45.

The spelling of 260216688420 in words is "two hundred sixty billion, two hundred sixteen million, six hundred eighty-eight thousand, four hundred twenty".