2147438347412 has 24 divisors (see below), whose sum is σ = 3846949947456. Its totient is φ = 1048329753408.

The previous prime is 2147438347409. The next prime is 2147438347421.

2147438347412 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×2147438347412² (a number of 25 digits) contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2063513 + ... + 2924544.

It is an arithmetic number, because the mean of its divisors is an integer number (160289581144).

Almost surely, 2^{2147438347412} is an apocalyptic number.

It is an amenable number.

2147438347412 is a deficient number, since it is larger than the sum of its proper divisors (1699511600044).

2147438347412 is a wasteful number, since it uses less digits than its factorization.

2147438347412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4990607 (or 4990605 counting only the distinct ones).

The product of its digits is 3612672, while the sum is 50.

The spelling of 2147438347412 in words is "two trillion, one hundred forty-seven billion, four hundred thirty-eight million, three hundred forty-seven thousand, four hundred twelve".