20040000034 has 8 divisors (see below), whose sum is σ = 31029677568. Its totient is φ = 9696774180.

The previous prime is 20040000031. The next prime is 20040000041. The reversal of 20040000034 is 43000004002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 20039999969 and 20040000023.

It is not an unprimeable number, because it can be changed into a prime (20040000031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161612842 + ... + 161612965.

It is an arithmetic number, because the mean of its divisors is an integer number (3878709696).

Almost surely, 2^20040000034 is an apocalyptic number.

20040000034 is a deficient number, since it is larger than the sum of its proper divisors (10989677534).

20040000034 is a wasteful number, since it uses less digits than its factorization.

20040000034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323225840.

The product of its (nonzero) digits is 96, while the sum is 13.

Adding to 20040000034 its reverse (43000004002), we get a palindrome (63040004036).

The spelling of 20040000034 in words is "twenty billion, forty million, thirty-four", and thus it is an aban number.