3512277221472 has 48 divisors (see below), whose sum is σ = 10244141898480. Its totient is φ = 1170759073536.

The previous prime is 3512277221471. The next prime is 3512277221503. The reversal of 3512277221472 is 2741227722153.

It is a happy number.

3512277221472 is a `hidden beast` number, since 3 + 512 + 2 + 7 + 72 + 21 + 47 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (48).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3512277221471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2032566973 + ... + 2032568700.

It is an arithmetic number, because the mean of its divisors is an integer number (213419622885).

Almost surely, 2^{3512277221472} is an apocalyptic number.

3512277221472 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3512277221472 is an abundant number, since it is smaller than the sum of its proper divisors (6731864677008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3512277221472 is a wasteful number, since it uses less digits than its factorization.

3512277221472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4065135692 (or 4065135678 counting only the distinct ones).

The product of its digits is 658560, while the sum is 45.

The spelling of 3512277221472 in words is "three trillion, five hundred twelve billion, two hundred seventy-seven million, two hundred twenty-one thousand, four hundred seventy-two".