20015053034 has 8 divisors (see below), whose sum is σ = 30178137540. Its totient is φ = 9955673856.

The previous prime is 20015053013. The next prime is 20015053043. The reversal of 20015053034 is 43035051002.

It can be written as a sum of positive squares in 2 ways, for example, as 15115473025 + 4899580009 = 122945^2 + 69997^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25925849 + ... + 25926620.

Almost surely, 2^20015053034 is an apocalyptic number.

20015053034 is a deficient number, since it is larger than the sum of its proper divisors (10163084506).

20015053034 is a wasteful number, since it uses less digits than its factorization.

20015053034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51852664.

The product of its (nonzero) digits is 1800, while the sum is 23.

The spelling of 20015053034 in words is "twenty billion, fifteen million, fifty-three thousand, thirty-four".