3147216073540 has 72 divisors (see below), whose sum is σ = 8387126500032. Its totient is φ = 980950461120.

The previous prime is 3147216073517. The next prime is 3147216073553. The reversal of 3147216073540 is 453706127413.

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 in 23 ways as a sum of consecutive naturals, for example, 145963992 + ... + 145985551.

It is an arithmetic number, because the mean of its divisors is an integer number (116487868056).

Almost surely, 2^{3147216073540} is an apocalyptic number.

It is an amenable number.

3147216073540 is an abundant number, since it is smaller than the sum of its proper divisors (5239910426492).

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

3147216073540 is a wasteful number, since it uses less digits than its factorization.

3147216073540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291949577 (or 291949568 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 43.

The spelling of 3147216073540 in words is "three trillion, one hundred forty-seven billion, two hundred sixteen million, seventy-three thousand, five hundred forty".