2147547400212 has 48 divisors (see below), whose sum is σ = 5186637408960. Its totient is φ = 690777706752.

The previous prime is 2147547400181. The next prime is 2147547400217. The reversal of 2147547400212 is 2120047457412.

It is a super-2 number, since 2×2147547400212² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2147547400217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1104793 + ... + 2348544.

It is an arithmetic number, because the mean of its divisors is an integer number (108054946020).

Almost surely, 2^{2147547400212} is an apocalyptic number.

It is an amenable number.

2147547400212 is an abundant number, since it is smaller than the sum of its proper divisors (3039090008748).

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

2147547400212 is a wasteful number, since it uses less digits than its factorization.

2147547400212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3455160 (or 3455158 counting only the distinct ones).

The product of its (nonzero) digits is 125440, while the sum is 39.

The spelling of 2147547400212 in words is "two trillion, one hundred forty-seven billion, five hundred forty-seven million, four hundred thousand, two hundred twelve".