3656061344 has 48 divisors (see below), whose sum is σ = 8207542728. Its totient is φ = 1588150272.

The previous prime is 3656061287. The next prime is 3656061373. The reversal of 3656061344 is 4431606563.

It can be written as a sum of positive squares in 4 ways, for example, as 3645744400 + 10316944 = 60380^2 + 3212^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3656061298 and 3656061307.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 251417 + ... + 265560.

Almost surely, 2^3656061344 is an apocalyptic number.

3656061344 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

3656061344 is an abundant number, since it is smaller than the sum of its proper divisors (4551481384).

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

3656061344 is a wasteful number, since it uses less digits than its factorization.

3656061344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517017 (or 517009 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 38.

The square root of 3656061344 is about 60465.3730989895. The cubic root of 3656061344 is about 1540.5335397618.

The spelling of 3656061344 in words is "three billion, six hundred fifty-six million, sixty-one thousand, three hundred forty-four".