3647041345 has 64 divisors (see below), whose sum is σ = 4961746944. Its totient is φ = 2562658560.

The previous prime is 3647041337. The next prime is 3647041361. The reversal of 3647041345 is 5431407463.

3647041345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3647041345 - 2³ = 3647041337 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5671594 + ... + 5672236.

It is an arithmetic number, because the mean of its divisors is an integer number (77527296).

Almost surely, 2^3647041345 is an apocalyptic number.

It is an amenable number.

3647041345 is a deficient number, since it is larger than the sum of its proper divisors (1314705599).

3647041345 is a wasteful number, since it uses less digits than its factorization.

3647041345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 782.

The product of its (nonzero) digits is 120960, while the sum is 37.

The square root of 3647041345 is about 60390.7389009275. The cubic root of 3647041345 is about 1539.2655947594.

It can be divided in two parts, 36470 and 41345, that added together give a triangular number (77815 = T₃₉₄).

The spelling of 3647041345 in words is "three billion, six hundred forty-seven million, forty-one thousand, three hundred forty-five".