3661627754 has 16 divisors (see below), whose sum is σ = 5820421320. Its totient is φ = 1724567040.

The previous prime is 3661627747. The next prime is 3661627763. The reversal of 3661627754 is 4577261663.

It can be written as a sum of positive squares in 4 ways, for example, as 2807410225 + 854217529 = 52985^2 + 29227^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3661627699 and 3661627708.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 767519 + ... + 772274.

Almost surely, 2^3661627754 is an apocalyptic number.

3661627754 is a deficient number, since it is larger than the sum of its proper divisors (2158793566).

3661627754 is a wasteful number, since it uses less digits than its factorization.

3661627754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1539865.

The product of its digits is 1270080, while the sum is 47.

The square root of 3661627754 is about 60511.3853254080. The cubic root of 3661627754 is about 1541.3149720367.

The spelling of 3661627754 in words is "three billion, six hundred sixty-one million, six hundred twenty-seven thousand, seven hundred fifty-four".