20440214034 has 48 divisors (see below), whose sum is σ = 42834530592. Its totient is φ = 6502010944.

The previous prime is 20440214023. The next prime is 20440214063. The reversal of 20440214034 is 43041204402.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20440213995 and 20440214013.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1398814 + ... + 1413350.

It is an arithmetic number, because the mean of its divisors is an integer number (892386054).

Almost surely, 2^20440214034 is an apocalyptic number.

20440214034 is an abundant number, since it is smaller than the sum of its proper divisors (22394316558).

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

20440214034 is a wasteful number, since it uses less digits than its factorization.

20440214034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15031 (or 15008 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 20440214034 its reverse (43041204402), we get a palindrome (63481418436).

The spelling of 20440214034 in words is "twenty billion, four hundred forty million, two hundred fourteen thousand, thirty-four".