3539658780 has 72 divisors (see below), whose sum is σ = 12270821472. Its totient is φ = 809064576.

The previous prime is 3539658739. The next prime is 3539658797. The reversal of 3539658780 is 878569353.

It is a happy number.

3539658780 is a `hidden beast` number, since 3 + 53 + 9 + 6 + 587 + 8 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1403367 + ... + 1405886.

It is an arithmetic number, because the mean of its divisors is an integer number (170428076).

Almost surely, 2^3539658780 is an apocalyptic number.

3539658780 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3539658780 is an abundant number, since it is smaller than the sum of its proper divisors (8731162692).

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

3539658780 is a wasteful number, since it uses less digits than its factorization.

3539658780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2809275 (or 2809270 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 54.

The square root of 3539658780 is about 59495.0315572654. The cubic root of 3539658780 is about 1524.0076001440.

The spelling of 3539658780 in words is "three billion, five hundred thirty-nine million, six hundred fifty-eight thousand, seven hundred eighty".