3685740740738 has 16 divisors (see below), whose sum is σ = 6318563060544. Its totient is φ = 1579565584080.

The previous prime is 3685740740723. The next prime is 3685740740741. The reversal of 3685740740738 is 8370470475863.

It is a happy number.

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, 2519093 + ... + 3703688.

It is an arithmetic number, because the mean of its divisors is an integer number (394910191284).

Almost surely, 2^{3685740740738} is an apocalyptic number.

3685740740738 is a deficient number, since it is larger than the sum of its proper divisors (2632822319806).

3685740740738 is a wasteful number, since it uses less digits than its factorization.

3685740740738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6265097.

The product of its (nonzero) digits is 94832640, while the sum is 62.

The spelling of 3685740740738 in words is "three trillion, six hundred eighty-five billion, seven hundred forty million, seven hundred forty thousand, seven hundred thirty-eight".