3661374755 has 4 divisors (see below), whose sum is σ = 4393649712. Its totient is φ = 2929099800.

The previous prime is 3661374737. The next prime is 3661374763. The reversal of 3661374755 is 5574731663.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5574731663 = 101 ⋅55195363.

It is not a de Polignac number, because 3661374755 - 2¹⁰ = 3661373731 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 366137471 + ... + 366137480.

It is an arithmetic number, because the mean of its divisors is an integer number (1098412428).

Almost surely, 2^3661374755 is an apocalyptic number.

3661374755 is a deficient number, since it is larger than the sum of its proper divisors (732274957).

3661374755 is an equidigital number, since it uses as much as digits as its factorization.

3661374755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 732274956.

The product of its digits is 1587600, while the sum is 47.

The square root of 3661374755 is about 60509.2947818763. The cubic root of 3661374755 is about 1541.2794723305.

The spelling of 3661374755 in words is "three billion, six hundred sixty-one million, three hundred seventy-four thousand, seven hundred fifty-five".