3681400177 has 24 divisors (see below), whose sum is σ = 4610862144. Its totient is φ = 2877585984.

The previous prime is 3681400153. The next prime is 3681400189. The reversal of 3681400177 is 7710041863.

It is not a de Polignac number, because 3681400177 - 2¹⁹ = 3680875889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3681400577) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 79443 + ... + 116935.

It is an arithmetic number, because the mean of its divisors is an integer number (192119256).

Almost surely, 2^3681400177 is an apocalyptic number.

It is an amenable number.

3681400177 is a deficient number, since it is larger than the sum of its proper divisors (929461967).

3681400177 is a wasteful number, since it uses less digits than its factorization.

3681400177 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37609 (or 37596 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 37.

The square root of 3681400177 is about 60674.5430720331. The cubic root of 3681400177 is about 1544.0843087615.

The spelling of 3681400177 in words is "three billion, six hundred eighty-one million, four hundred thousand, one hundred seventy-seven".