3701003876661 has 48 divisors (see below), whose sum is σ = 6409921225344. Its totient is φ = 1849431616128.

The previous prime is 3701003876597. The next prime is 3701003876693. The reversal of 3701003876661 is 1666783001073.

It is not a de Polignac number, because 3701003876661 - 2⁶ = 3701003876597 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3701003876661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3701003876561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18678166 + ... + 18875271.

It is an arithmetic number, because the mean of its divisors is an integer number (133540025528).

Almost surely, 2^{3701003876661} is an apocalyptic number.

It is an amenable number.

3701003876661 is a deficient number, since it is larger than the sum of its proper divisors (2708917348683).

3701003876661 is a wasteful number, since it uses less digits than its factorization.

3701003876661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37553498 (or 37553479 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 48.

The spelling of 3701003876661 in words is "three trillion, seven hundred one billion, three million, eight hundred seventy-six thousand, six hundred sixty-one".