3651428474871 has 16 divisors (see below), whose sum is σ = 5085000752640. Its totient is φ = 2326268941920.

The previous prime is 3651428474867. The next prime is 3651428474873. The reversal of 3651428474871 is 1784748241563.

It is not a de Polignac number, because 3651428474871 - 2² = 3651428474867 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3651428474873) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24677995 + ... + 24825516.

It is an arithmetic number, because the mean of its divisors is an integer number (317812547040).

Almost surely, 2^{3651428474871} is an apocalyptic number.

3651428474871 is a deficient number, since it is larger than the sum of its proper divisors (1433572277769).

3651428474871 is a wasteful number, since it uses less digits than its factorization.

3651428474871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49504606.

The product of its digits is 36126720, while the sum is 60.

The spelling of 3651428474871 in words is "three trillion, six hundred fifty-one billion, four hundred twenty-eight million, four hundred seventy-four thousand, eight hundred seventy-one".