20543553034 has 8 divisors (see below), whose sum is σ = 32155126560. Its totient is φ = 9825177516.

The previous prime is 20543552999. The next prime is 20543553059. The reversal of 20543553034 is 43035534502.

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

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, 223299444 + ... + 223299535.

It is an arithmetic number, because the mean of its divisors is an integer number (4019390820).

Almost surely, 2^20543553034 is an apocalyptic number.

20543553034 is a deficient number, since it is larger than the sum of its proper divisors (11611573526).

20543553034 is a wasteful number, since it uses less digits than its factorization.

20543553034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446599004.

The product of its (nonzero) digits is 108000, while the sum is 34.

The spelling of 20543553034 in words is "twenty billion, five hundred forty-three million, five hundred fifty-three thousand, thirty-four".