20147340214814 has 16 divisors (see below), whose sum is σ = 30341272140000. Its totient is φ = 10033589735424.

The previous prime is 20147340214789. The next prime is 20147340214823. The reversal of 20147340214814 is 41841204374102.

It is a super-2 number, since 2×20147340214814² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4139762 + ... + 7578410.

It is an arithmetic number, because the mean of its divisors is an integer number (1896329508750).

Almost surely, 2^{20147340214814} is an apocalyptic number.

20147340214814 is a deficient number, since it is larger than the sum of its proper divisors (10193931925186).

20147340214814 is a wasteful number, since it uses less digits than its factorization.

20147340214814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3450307.

The product of its (nonzero) digits is 172032, while the sum is 41.

Adding to 20147340214814 its reverse (41841204374102), we get a palindrome (61988544588916).

The spelling of 20147340214814 in words is "twenty trillion, one hundred forty-seven billion, three hundred forty million, two hundred fourteen thousand, eight hundred fourteen".