20247442023562 has 32 divisors (see below), whose sum is σ = 35436752188992. Its totient is φ = 8590727787264.

The previous prime is 20247442023559. The next prime is 20247442023581. The reversal of 20247442023562 is 26532024474202.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 532640208 + ... + 532678219.

It is an arithmetic number, because the mean of its divisors is an integer number (1107398505906).

Almost surely, 2^{20247442023562} is an apocalyptic number.

20247442023562 is a deficient number, since it is larger than the sum of its proper divisors (15189310165430).

20247442023562 is a wasteful number, since it uses less digits than its factorization.

20247442023562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1065318502.

The product of its (nonzero) digits is 1290240, while the sum is 43.

Adding to 20247442023562 its reverse (26532024474202), we get a palindrome (46779466497764).

The spelling of 20247442023562 in words is "twenty trillion, two hundred forty-seven billion, four hundred forty-two million, twenty-three thousand, five hundred sixty-two".