3609745854 has 64 divisors (see below), whose sum is σ = 8678976768. Its totient is φ = 986227200.

The previous prime is 3609745849. The next prime is 3609745883. The reversal of 3609745854 is 4585479063.

It is a junction number, because it is equal to n+sod(n) for n = 3609745797 and 3609745806.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12027 + ... + 85814.

It is an arithmetic number, because the mean of its divisors is an integer number (135609012).

Almost surely, 2^3609745854 is an apocalyptic number.

3609745854 is an abundant number, since it is smaller than the sum of its proper divisors (5069230914).

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

3609745854 is a wasteful number, since it uses less digits than its factorization.

3609745854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97913.

The product of its (nonzero) digits is 3628800, while the sum is 51.

The square root of 3609745854 is about 60081.1605580318. The cubic root of 3609745854 is about 1534.0006445242. Note that the first 3 decimals are identical.

The spelling of 3609745854 in words is "three billion, six hundred nine million, seven hundred forty-five thousand, eight hundred fifty-four".