3621471461312 has 14 divisors (see below), whose sum is σ = 7186357431168. Its totient is φ = 1810735730624.

The previous prime is 3621471461291. The next prime is 3621471461327. The reversal of 3621471461312 is 2131641741263.

It is a super-2 number, since 2×3621471461312² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3621471461312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28292745728 + ... + 28292745855.

Almost surely, 2^{3621471461312} is an apocalyptic number.

3621471461312 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3621471461312 is a deficient number, since it is larger than the sum of its proper divisors (3564885969856).

3621471461312 is an equidigital number, since it uses as much as digits as its factorization.

3621471461312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56585491595 (or 56585491585 counting only the distinct ones).

The product of its digits is 145152, while the sum is 41.

The spelling of 3621471461312 in words is "three trillion, six hundred twenty-one billion, four hundred seventy-one million, four hundred sixty-one thousand, three hundred twelve".