3754505644618 has 4 divisors (see below), whose sum is σ = 5631758466930. Its totient is φ = 1877252822308.

The previous prime is 3754505644577. The next prime is 3754505644649. The reversal of 3754505644618 is 8164465054573.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2800009862329 + 954495782289 = 1673323^2 + 976983^2 .

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 938626411153 + ... + 938626411156.

Almost surely, 2^{3754505644618} is an apocalyptic number.

3754505644618 is a deficient number, since it is larger than the sum of its proper divisors (1877252822312).

3754505644618 is a wasteful number, since it uses less digits than its factorization.

3754505644618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1877252822311.

The product of its (nonzero) digits is 48384000, while the sum is 58.

The spelling of 3754505644618 in words is "three trillion, seven hundred fifty-four billion, five hundred five million, six hundred forty-four thousand, six hundred eighteen".