3621471461288 has 8 divisors (see below), whose sum is σ = 6790258989930. Its totient is φ = 1810735730640.

The previous prime is 3621471461269. The next prime is 3621471461291. The reversal of 3621471461288 is 8821641741263.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2018507830564 + 1602963630724 = 1420742^2 + 1266082^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226341966323 + ... + 226341966338.

Almost surely, 2^{3621471461288} is an apocalyptic number.

It is an amenable number.

3621471461288 is a deficient number, since it is larger than the sum of its proper divisors (3168787528642).

3621471461288 is a wasteful number, since it uses less digits than its factorization.

3621471461288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452683932667 (or 452683932663 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 53.

The spelling of 3621471461288 in words is "three trillion, six hundred twenty-one billion, four hundred seventy-one million, four hundred sixty-one thousand, two hundred eighty-eight".