20215443062 has 16 divisors (see below), whose sum is σ = 31730314032. Its totient is φ = 9648980640.

The previous prime is 20215443041. The next prime is 20215443089. The reversal of 20215443062 is 26034451202.

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, 2573264 + ... + 2581107.

It is an arithmetic number, because the mean of its divisors is an integer number (1983144627).

Almost surely, 2^20215443062 is an apocalyptic number.

20215443062 is a deficient number, since it is larger than the sum of its proper divisors (11514870970).

20215443062 is a wasteful number, since it uses less digits than its factorization.

20215443062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5154463.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 20215443062 its reverse (26034451202), we get a palindrome (46249894264).

The spelling of 20215443062 in words is "twenty billion, two hundred fifteen million, four hundred forty-three thousand, sixty-two".