3551260320860 has 48 divisors (see below), whose sum is σ = 8971605027840. Its totient is φ = 1153492073280.

The previous prime is 3551260320821. The next prime is 3551260320863. The reversal of 3551260320860 is 680230621553.

It is a super-2 number, since 2×3551260320860² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3551260320863) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 667527476 + ... + 667532795.

It is an arithmetic number, because the mean of its divisors is an integer number (186908438080).

Almost surely, 2^{3551260320860} is an apocalyptic number.

It is an amenable number.

3551260320860 is an abundant number, since it is smaller than the sum of its proper divisors (5420344706980).

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

3551260320860 is a wasteful number, since it uses less digits than its factorization.

3551260320860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1335060306 (or 1335060304 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 41.

The spelling of 3551260320860 in words is "three trillion, five hundred fifty-one billion, two hundred sixty million, three hundred twenty thousand, eight hundred sixty".